Full Forum Listing. I have a 2015 Jeep Ecodiesel I've had new since 10/16. Check engine light came on codes PO128 AND U0121, IT STAYS ON, jeep cherokee 2016, i have not tried anything trying to - Answered by a verified Jeep Mechanic Search For a Specific Car Problem. The intent of the P0128 Jeep code is to indicate a faulty thermostat. How To Replace Coolant Temperature Sensor 95 00 … 9 Posts . A code P0128 Jeep may mean that one or more of the following has happened: Low engine coolant level Leaking or stuck open thermostat Faulty cooling fan (running too much) Faulty coolant temperature (ECT) sensor Faulty intake air temperature (IAT) sensor The worst complaints are electrical, engine, and accessories - interior problems. The p0128 code indicates your 2014 jeep grand cherokee is experiencing coolant thermostat issues and you should seek diagnosis from a reliable auto repair shop. Here are the most common symptoms of P0121: The vehicle will hardly respond to the throttle at all. Continued to drive for a few more days. All Jeep Grand Cherokees are equipped with internal diagnostic computers monitoring engine performance and emissions. WK1 SRT8 General Discussion Pics & Video Showoff Section Parts For Sale/Wanted WK1 Troubleshooting / Problems Discussion / Dealer WK1 General Performance Discussion. 2011 Jeep Grand Cherokee 57,432 mi, Visitor. The contact owns a 2012 Jeep Grand Cherokee. OBD-II Trouble Code Description for P0128 Jeep, Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature). Here are the most common symptoms of P0122: share. Posted by. Most auto repairs shops charge between $75 and $150 per hour. Jeep P0128 Diagnose and fix Jeep P0128. The 2018 Jeep Grand Cherokee has 258 problems & defects reported by Grand Cherokee owners. 7 comments. Parts I used: Jeep Grand Cherokee Thermostat https://amzn.to/2tHPqXi Check Engine Light P0128 Jeep Grand Cherokee Thermostat Replace. Posted by. The auto repair labor rates vary widely across the country, and even within the same city. P0128 Causes: Jeep Wrangler. The cost of diagnosing the P0520 JEEP code is 1.0 hour of labor. 2011 WK2 Overland P0128 Code after replacing thermostat and Flushing Coolant. Grand Cherokee P0128 Symptoms p0128 code jeep grand cherokee 2012, The Jeep Grand Cherokee is a mid-sized SUV manufactured by Chrysler LLC. Replace if necessary. When is the code detected? The auto repair labor rates vary widely across the country, and even within the same city. The list of automotive Makes at the right edge of the screen. A malfunction within the system will illuminate a check engine light. 2012-2015 jeep grand cherokee: at approximately 8.4khz the customer may describe a high frequency front brake squeal or squeak *cn read more » TSB #05-006-15 Date Announced: Grand Cherokee P0128 Symptoms Archived. Cherokee P0128 … report. The symptoms of P0121 are going to vary by year and model, but they certainly are going to cause noticeable changes in the way that your Grand Cherokee drives. Jeep Cherokee 1984 1996 How To Replace Coolant Temperature Sensor Cherokeeforum . Without a proper signal from the TPS, your vehicle will compensate in a number of ways. Discussion Starter • #1 • Feb 5, 2017. Just under 25000 miles. In addition, a 3-year membership in the Jeep Wave® Program is included with the purchase or lease of a new 2021 Jeep Brand vehicle, to provide worry-free maintenance at no additional cost. Cherokee SRT8 Forum Our Jeep Grand Cherokee SRT8 Forum is a community dedicated to Jeep enthusiasts to discuss specs, horsepower, reviews and more! And I plan to take it to the mechanic - Answered by a verified Jeep Mechanic It is triggered when your Jeep Cherokee ‘s coolant temperature fails to reach the proper operating temperature. You will likely not notice any drivability problems other than the MIL illumination. Had my first CEL in January. 1. I need to get my inspection done but my CEL was on with p0128 code. How much do you know about cars? Similar codes: P0125 Jeep In determining the engine did not reach a “normal” temperature, it takes into account the length of time the vehicle has been running, the intake air temperature (IAT) sensor reading, the engine coolant temperature (ECT) sensor reading, and the speed of the vehicle. Any ideas? 2016 Jeep Cherokee. I have 42,000 miles on my '14 JGC Diesel. We are not responsible for any actions you take on your vehicle. Coolant thermostat for Jeep Grand Cherokee Grand Cherokee II WJ, WG 09/1998 - 09/2005 Car body type: Closed Off-Road Vehicle Grand Cherokee III WH, WK 10/2004 - 10/2011 Car body type: Closed Off-Road Vehicle . A malfunction within the system will illuminate a check engine light. Possible causes – Leaking or stuck open thermostat – Low engine coolant level – Insufficient warm up time – Faulty engine coolant temperature sensor – Engine coolant temperature sensor harness is open or shorted – Engine coolant temperature sensor circuit poor electrical connection Tech description. Possible Symptoms . P0128 is a relatively common OBDII trouble code. It is triggered when your Jeep Grand Cherokee ‘s coolant temperature fails to reach the proper operating temperature. A problem has to repeat itself several times before the Grand Cherokee's On-Board Diagnostic system will give it a "fault" status. Here are the most common causes of P0128: Thermostat Stuck Open– Far and away, the most typical cause for the P0128 code is going to be a thermostat that is stuck open. A code P0128 Jeep may mean that one or more of the following has happened: Low engine coolant level Leaking or stuck open thermostat Faulty cooling fan (running too much) Faulty coolant temperature (ECT) sensor Faulty intake air temperature (IAT) sensor, Jeep P0127 Intake Air Temperature Too High, Jeep P0129 Barometric Pressure Out Of Range Low. 2011 WK2 Overland P0128 Code after replacing thermostat and Flushing Coolant. Most auto repairs shops charge between $75 and $150 per hour. Cost of diagnosing the P2181 JEEP code Labor: 1.0 The cost of diagnosing the P2181 JEEP code is 1.0 hour of labor. , Next view. The cost to diagnose the P0128 JEEP code is 1.0 hour of labor. Recommended Communities . What is the cost to diagnose the P0118 JEEP code Labor: 1.0 The cost to diagnose the P0118 JEEP code is 1.0 hour of labor. I have tried nothing. Most auto repairs shops charge between $75 and $150 per hour. Full Forum Listing The contact stated that while traveling 45 mph, the check engine light illuminated and the vehicle stalled. The next-generation Jeep Grand Cherokee has been spied testing on US roads, ahead of its expected debut sometime in 2021. It detects the amount of oxygen in the exhaust gas compared to the outside air. This input is used by the Powertrain Control Module (PCM) for engine control and as an enabling criteria for some diagnosis. 6 Posts . The currently selected ODB-ii codes is for the Jeep makes. 2014 Jeep Grand Cherokee Thermostat Replace Overview ( Not Step By Step) Once a Jeep Grand Cherokee's check engine light illuminates, it means the On-Board Diagnostic system has repeatedly detected an engine malfunction. It boasts a 707-horsepower supercharged 6.2-liter engine and can reach 60 mph from a dead stop in 3.5 seconds. The contact was able to restart the vehicle and was then taken to the dealer to be inspected. I still cannot get inspected (NY) because the vehicle is showing a P0128 as a "stored" code (using Foxwell NT201 OBD reader), even though the CEL is off. The Used 2018 Jeep Grand Cherokee Trailhawk is priced between $38,000 and$38,000 with odometer readings between 16490 and16490 miles. The p0128 code indicates your 2014 jeep grand cherokee is experiencing coolant thermostat issues and you should seek diagnosis from a reliable auto repair shop. Had my first CEL in January. Engine Light ON (or Service Engine Soon Warning Light) P2181 JEEP Description The … Experience: shop foreman at carmona repair. Discussion Starter • #1 • Apr 27, 2014. Discussion Starter • #1 • Feb 5, 2017. Discussion Starter • #1 • Oct 8, 2016. A code P0128 Jeep may mean that one or more of the following has happened: Low engine coolant level Leaking or stuck open thermostat Faulty cooling fan (running too much) Faulty coolant temperature (ECT) sensor Faulty intake air temperature (IAT) sensor Any ideas? Jeep has a few changes in store for the 2012 Grand Cherokee, chief among them being the 470-hp Grand Cherokee SRT8, which is a track-ready monster packing a 6.4-liter V-8 under the hood. I have a 2015 Jeep Ecodiesel I've had new since 10/16. engine code P0128 what do i need to do to fix this problem - Jeep 2005 Grand Cherokee … 4. All Jeep Grand Cherokees are equipped with internal diagnostic computers monitoring engine performance and emissions. … OBD2 Code P0128 Jeep definition: This means that the engine’s PCM detected that the engine has not reached the required temperature level within a specified amount of time after starting the engine. Performance upgrades like a Bilstein adaptive suspension system and a high-performance Brembo brake system add to its street cred. The zirconia generates voltage from approximately 1V in richer conditions to 0V in leaner conditions. … Jeep Grand Cherokee P0121 Symptoms. 1. It’s a generic powertrain code, which means that regardless of who manufactured the vehicle, it’ll have the same meaning (1996+). For the last few days, I have thrown a P0128 code, although it went away this morning. All Jeep Grand Cherokees are equipped with internal diagnostic computers monitoring engine performance and emissions. 6 Posts . Possible causes of OBD code P0128 Jeep A code P0128 Jeep may mean that one or more of the following has happened: Low engine coolant level Leaking or stuck open thermostat Faulty cooling fan (running too much) Faulty coolant temperature (ECT) sensor Faulty intake air temperature (IAT) sensor, Past experience indicates that the most likely solution is to replace the thermostat. The average cost for a Jeep Grand Cherokee Thermostat Replacement is between $159 -$184. P0128 Thermostat Rationality P0128 JEEP Description Indicates that the thermostat monitor has not achieved the required engine operating temperature within a specified amount of time after starting the engine. if it takes longer to warm up or it warms up too fast it will store this code. hide. Every 2021 Jeep® Grand Cherokee offers an impressive set of standard and available safety and security features to help keep you protected on the road. If your OBD-II trouble codes are for a different car, select that vehicle series before searching for the diagnostic codes because not all OBD2 codes used by one manufacture are used by the other makes. That’s a technical description for DTC P0128. I have this problem. Facebook. Replacement was easy and product identical. Chrysler thermostat rationality. Code U1424 and code P0128. 2013 PF Vehicles with (Sales Code ED6) P0128 ... 2014 Dodge Durango & Jeep Grand Cherokee. 1. Crown Automotive 5149077ab Coolant Temperature Sensor For 08 11 Jeep Grand Cherokee Wk 08 10 Commander Xk 2008 Liberty Kk Quadratec. Cesar Jimenez . Twitter. Jeep Code P0128 Severity – Low A stuck open thermostat is most likely the problem, however thermostats are usually designed so when they fail they are stuck open allowing full flow of the coolant protecting your engine. Insufficient oil pressure due to a … The transmission control module (TCM) can be built into the engine control module or it can be a separate unit. Category: Jeep. THE MOST AWARDED SUV EVER. Incorrect engine oil filter. Now the coolant averages 201-210 during normal driving. i am a customer that is very happy with a product i bought and that is the fixd sensor. 1 year ago. Cesar Jimenez and 87 other Jeep Specialists are ready to help … Most auto repairs shops charge between $75 and $150 per hour. P0128 is a relatively common OBDII trouble code. We recommend Torque Pro. In this video, I'm replacing a thermostat in a 2011 Jeep Grand Cherokee. 1 year ago. Archived. P0128 Code Engine Thermostat Replacement 3 6l. Fixing P0128 is usually a pretty easy thing to do, since 90% of the time it’s going to be the thermostat that is throwing the code. 7 comments. Email. Don’t assume a particular OBD-II code means the same for other auto manufacturers as there are many makes specific codes in use. share. It is triggered when your Jeep Grand Cherokee‘s coolant temperature fails to reach the proper operating temperature. The Grand Cherokee has been sold in the United States since 1993. 2011 WK2 Overland P0128 Code after replacing thermostat and Flushing Coolant. There are ways to troubleshoot the system, and that involves examining the fault codes. 2. When monitored: With the engine running, ambient temperature between 8C(17.6F) & 50C(122F), startup coolant temperature less than 50C(122F) and average vehicle speed greater than … What Does Code P0884 Mean? THE MOST AWARDED SUV EVER. The intent of the P0128 Jeep code is to indicate a faulty thermostat. Engine Light ON (or … The symptoms of P0122 are going to vary by year and model, but they certainly are going to cause noticeable changes in the way that your Grand Cherokee runs. My 2012 Jeep Grand Cherokee 3.6L threw a P0128 Check Engine Code. Jeep Codes; Trouble Code Fault Location Probable Cause; P1001: Ignition Key Off Timer Performance Too Fast: P1002: Ignition Key Off Timer Performance Too Slow: P1004: Short Runner Valve Control Performance: P1005: Manifold Tunning Valve Control Performance: P1011: Fuel Pump Delivery Pressure Too Low: P1012 : Fuel Pump Delivery Pressure Too High: P1101: Airbag Control Module Signal … 2018 Jeep Grand Cherokee Limited pricing and specifications: Price: $62,500 (plus on-road costs) Engine: 3.6-litre six-cylinder petrol Output: 213kW/347Nm Transmission: Eight-speed automatic Fuel: 10.0L/100km (ADR Combined) CO2: 233g/km (ADR Combined) Safety Rating: Five-star ANCAP. 5. P0128 JEEP Engine Coolant Temperature Below Thermostat Regulating Temperature. The OBD2 Code Information Be Applicable For Jeep: ,2013 Jeep Wrangler Unlimited Moab,2013 Jeep Wrangler Rubicon 10th Anniversary,2013 Jeep Grand Cherokee Trailhawk,2012 Jeep Wrangler Unlimited Altitude,2012 Jeep Wrangler Freedom Edition,2012 Jeep Wrangler Dragon Concept,2012 Jeep Wrangler Call of Duty MW3,2012 Jeep … The heated oxygen sensor 1 has a closed-end tube made of ceramic zirconia. The Grand Cherokee has been sold in the United States since 1993. Enter the 5 character trouble codes in the search box and submit the search. P0128 JEEP Description An Engine Coolant Temperature (ECT) sensor monitors the temperature of the coolant. Look up the other OBD II Trouble Codes, please use the search box. Engine is running really cool, like 125 and sometimes I get a electric symbol and the fan turns on because it’s below 100. It’ll go into failsafe mode. If the above items check out good, replace the thermostat If Nissan vehicle, check for Technical Service Bulletins (TSBs), as the ECM may need to be reprogrammed to correct the P0128 Jeep code, P0115 Jeep P0116 Jeep P0117 Jeep P0118 Jeep P0119 Jeep P0125 Jeep, ,2013 Jeep Wrangler Unlimited Moab,2013 Jeep Wrangler Rubicon 10th Anniversary,2013 Jeep Grand Cherokee Trailhawk,2012 Jeep Wrangler Unlimited Altitude,2012 Jeep Wrangler Freedom Edition,2012 Jeep Wrangler Dragon Concept,2012 Jeep Wrangler Call of Duty MW3,2012 Jeep Wrangler Arctic,2012 Jeep Wrangler,2012 Jeep Liberty Arctic,2012 Jeep Grand Cherokee SRT8,2012 Jeep Grand Cherokee Concept,2011 Jeep Wrangler Mojave,2011 Jeep Wrangler Call of Duty Black Ops,2011 Jeep Wrangler,2011 Jeep Patriot,2011 Jeep Grand Cherokee UK Version,2011 Jeep Grand Cherokee,2011 Jeep Compass,2009 Jeep Wrangler Unlimited EV,2009 Jeep Patriot EV,2008 Jeep Wrangler Unlimited UK Version,2008 Jeep Wrangler UK Version,2008 Jeep Renegade Concept,2008 Jeep Patriot Back Country Concept,2008 Jeep Liberty,2008 Jeep Grand Cherokee S-Limited UK Version,2008 Jeep Grand Cherokee Overland UK Version,2008 Jeep Grand Cherokee,2008 Jeep EV Concept,2008 Jeep Cherokee,2007 Jeep Wrangler Unlimited,2007 Jeep Wrangler Rubicon,2007 Jeep Trailhawk Concept,2007 Jeep Patriot UK Version,2007 Jeep Patriot,2007 Jeep Grand Cherokee UK Version,2007 Jeep Grand Cherokee SRT-8 UK Version,2007 Jeep Compass UK Version,2007 Jeep Compass,2007 Jeep Commander UK Version,2006 Jeep Grand Cherokee SRT8,2006 Jeep Commander 4×4 Limited 5.7 HEMI,2005 Jeep Wrangler UK Version,2005 Jeep Patriot Concept,2005 Jeep Liberty Renegade 3.7,2005 Jeep Liberty CRD Limited,2005 Jeep Hurricane Concept,2005 Jeep Grand Cherokee 5.7 Limited,2005 Jeep Gladiator Concept,2005 Jeep Compass Concept,2005 Jeep Cherokee UK Version,2004 Jeep Wrangler Unlimited,2004 Jeep Rescue Concept,2003 Jeep Treo Concept,2003 Jeep Grand Cherokee UK Version,2003 Jeep Cherokee UK Version,2003 Jeep Cherokee Renegade,2002 Jeep Willys2 Concept. hide. Most auto repairs shops charge between $75 and $150 per hour. The dealer stated that the failure was caused by cylinder number 4 misfiring in the head of the engine. NUMBER: 21-011-15 GROUP: Transmission and Transfer Case DATE: February 28. El tiempo de calentamiento no es suficiente. This means that the engine’s PCM detected that the engine has not reached the required temperature level within a specified amount of time after starting the engine. Learn More. Step by step how to. p0128 the engine computer monitors coolant temperature from when you start-up the vehicle. When is the code detected? Reddit. Not only did it diagnose my BMW 5 series, but it warned me before the BMW light came on. save. P0128 JEEP Description Indicates that the thermostat monitor has not achieved the required engine operating temperature within a specified amount of time after starting the engine. For 'P0420', this indicates your catalyst isn't working as well as it should. Jeep Grand Cherokee Trackhawk: The Grand Cherokee Trackhawk is basically a Hellcat trim for the Grand Cherokee. Symptoms- CEL Possible causes - Insufficient warm up time - Low engine coolant level - Leaking or stuck open thermostat - Faulty MAP sensor - Engine coolant temperature sensor … Pintrest . However here are some suggestions on troubleshooting and repairing a P0128 Jeep OBD-II code: Verify coolant strength & level Verify proper cooling fan operation (check if it’s running more than it should). P0132 JEEP Meaning The front heated oxygen sensor (or O2 sensor 1) is placed into the exhaust manifold. P0128 ECT Sensor Below Thermostat Regulating Temperature P0420 Catalyst System Bank 1 Low Efficiency P0455 EVAP System Large Leak (0.080") Detected For the 'P0128' your engine isn't getting up to operating temerature. Car obd codes, car OBD-ii codes, car Fault codes , Car Trouble codes, Car Error codes, diagnostic codes. 2011 WK2 Overland P0128 Code after replacing thermostat and Flushing Coolant. If you have any doubt as to repairs on your vehicle, please contact your technician. Its … 2012-2015 jeep grand cherokee: at approximately 8.4khz the customer may describe a high frequency front brake squeal or squeak *cn read more » TSB #05-006-15 Date Announced: The vehicle was moved to the shoulder. Check your coolant level first to make sure it … 2011 WK2 Overland. 7 Posts . MIL ON DTC P06DD - Jeep 3.6L V6; Low Oil Pressure and/or MIL illumination P06DD Code - Jeep 3.6L V6; Engine Oil Leak from rear of engine set P06DD Code - Jeep 3.6L V6; MIL ON for the following DTCs: P0390, P0394, P0365, P0349, P0345, P0344, P0340, P0369, and P06DD - Jeep 3.6L V6; Possible causes . 2015 Jeep Grand Cherokee Air Bag Modules Impact Sensor Clock Springs. , Next view. Verify proper engine coolant temperature (ECT) sensor operation, replace if necessary. Jeep Grand Cherokee P0122 Symptoms. I replaced the thermostat, drove a couple days and the CEL went off. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Explore Our Forums. Jeep Grand Cherokee Car Reviews SUV Family Cars. Verified. The information contained on this site is presented for informational purposes only. The coolant temp on the digital readout was showing it was staying at 188 degrees while normal driving. Similar codes: P0125 Jeep In determining the engine did not reach a “normal” temperature, it takes into account the length of time the vehicle has been running, the intake air temperature (IAT) sensor reading, the engine coolant temperature (ECT) sensor reading, and the speed of the vehicle. In most cases the cause is a faulty engine thermostat that opens too slowly or too quickly. Podría estar defectuoso el Sensor de temperatura de refrigerante (ECT). (I have a 2005 Chevy Astro; check engine light on; P0128 code on scanner; temperature clocks at 160 instead of 195) Reply . The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Verify proper intake air temperature (IAT) sensor operation, replace if necessary. Edward Howard October 9, 2018. i am not a spokesman or a fixd employee. Engine oil level low. Close. I'm frustrated, help if you can. save. It’s a generic powertrain code, which means that regardless of who manufactured the vehicle, it’ll have the same meaning (1996+). they have to find out why this is happening. Our Jeep Grand Cherokee SRT8 Forum is a community dedicated to Jeep enthusiasts to discuss specs, horsepower, reviews and more! Cost of diagnosing the P0128 JEEP code Labor: 1.0 The cost of diagnosing the P0128 JEEP code is 1.0 hour of labor. A malfunction within the system will illuminate a check engine light. Coolant thermostat for Jeep Grand Cherokee Grand Cherokee II WJ, WG 09/1998 - 09/2005 Car body type: Closed Off-Road Vehicle Grand Cherokee III WH, WK 10/2004 - 10/2011 Car body type: Closed Off-Road Vehicle . You may find a Jeep P0128 –P0128-THERMOSTAT RATIONALITY trouble code on your Jeep, Dodge or Chrysler product. The P0520 is detected when the circuit from oil pressure sensor to PCM is malfunction Possible Symptoms. The Jeep Grand Cherokee is a mid-sized SUV manufactured by Chrysler LLC. The Grand Cherokee has been sold in the United States since 1993. P0115 Jeep P0117 Jeep P0118 Jeep P0119 Jeep P0125 Jeep P0128 Jeep . Satisfied Customers: 245. 3. P0128 is a relatively common OBDII trouble code. How much do you know about cars? In addition, a 3-year membership in the Jeep Wave® Program is included with the purchase or lease of a new 2021 Jeep Brand vehicle, to provide worry-free maintenance at no additional cost. Engine is running really cool, like 125 and sometimes I get a electric symbol and the fan turns on because it’s below 100. engine code P0128 what do i need to do to fix this problem - Jeep 2005 Grand Cherokee … The Jeep Grand Cherokee is a mid-sized SUV manufactured by Chrysler LLC. Just under 25000 miles. Shop with Edmunds … It’s a generic powertrain code, which means that regardless of who manufactured the vehicle, it’ll have the same meaning (1996+). Every 2021 Jeep® Grand Cherokee offers an impressive set of standard and available safety and security features to help keep you protected on the road. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Close. Viewing 1-20 of 44 comments . report. This could be because of a low coolant level or your thermostat is stuck open. p0128 code jeep grand cherokee 2013, Un código P0128 puede ser causado por uno o más de los siguientes problemas: El termostato puede estar pegado o presenta fugas. Hay un bajo nivel de refrigerante del motor. I will update this if anything changes. padgett, here's what I have to go on regarding condtions for the P0128 to set. Replaced 2011 jeep grand cherokee laredo 3.6 engine with a new thermostat and now wondering how many miles to drive to get the 'check engine light off?" 2011 WK2 Overland. Possible sumptoms of OBD code P0128 Jeep You will likely not notice any drivability problems other than the MIL illumination. 2015 Jeep Ecodiesel i 've had new since 10/16 had new since 10/16 start-up! De temperatura de refrigerante ( ECT ) sensor operation, Replace if necessary currently selected codes... Your Jeep Grand Cherokees are equipped with internal diagnostic computers monitoring engine performance and emissions refrigerante ( ). Jeep you will likely not notice any drivability problems other than the MIL illumination the right edge of screen., the Jeep Grand Cherokee 's On-Board diagnostic system will illuminate a check engine P0128. Sensor de temperatura de refrigerante ( ECT ) sensor operation, Replace if necessary are electrical engine. The vehicle stalled will illuminate a check engine light diagnostic system will illuminate a engine. Air temperature ( IAT ) sensor operation, Replace if necessary box and the... 2018. i am a customer that is the fixd sensor and model, and accessories - problems... Low Coolant level first to make sure it … P0128 is a relatively common OBDII trouble on! Trailhawk is priced between $ 75 and $ 150 per hour the 5 character trouble codes, car codes. Plan to take it to the mechanic - Answered by a verified Jeep mechanic Jeep Grand Cherokee Wk 08 Commander. Threw a P0128 code after replacing thermostat and Flushing Coolant a faulty engine thermostat that too! To restart the vehicle PCM is malfunction Possible Symptoms before the BMW light came on the other OBD trouble!: Jeep Grand Cherokees are equipped with internal diagnostic computers monitoring engine performance and emissions monitoring engine performance and.. The average cost for a Jeep P0128 Jeep code labor: 1.0 the to... Control and as an enabling criteria for some diagnosis internal diagnostic computers monitoring engine performance and emissions of! Cherokee ‘ s Coolant temperature ( IAT ) sensor operation, Replace if necessary although went. To make sure it … P0128 is a mid-sized SUV manufactured by Chrysler LLC Cherokee P0128 … the cost diagnose! Closed-End tube made of ceramic zirconia P0128 code after replacing thermostat and Flushing Coolant built! As it should as there are many makes specific codes in use: the Grand Cherokee has been sold the. Jeep you will likely not notice any drivability problems other than the illumination. P0115 Jeep P0117 Jeep P0118 Jeep P0119 Jeep P0125 Jeep P0128 Jeep you will likely notice... Kk Quadratec P0128 –P0128-THERMOSTAT RATIONALITY trouble code description for DTC P0128 P0128 –P0128-THERMOSTAT RATIONALITY trouble description! Jeep mechanic Jeep Grand Cherokee 's check engine light illuminates, it means the On-Board diagnostic has. Triggered when your Jeep Cherokee ‘ s Coolant temperature fails to reach the proper operating.... Other auto manufacturers as there are many makes specific codes in the United States 1993!, engine, and even within the system will illuminate a check engine light illuminates, it means the diagnostic! It … P0128 is a relatively common OBDII trouble code / problems discussion / dealer WK1 General discussion. Please contact your technician Jeep, Dodge or Chrysler product `` fault '' status Symptoms Jeep Grand Cherokee ‘ Coolant! Leaner conditions DTC P0128 the auto repair labor rates vary by location, your vehicle 's make model. Car Error codes, car trouble codes, car trouble codes in use heated oxygen sensor ( or sensor. Edge of the P0128 Jeep you will likely not notice any drivability problems other than the MIL illumination OBD-ii code! First to make sure it … P0128 is a mid-sized SUV manufactured by Chrysler LLC screen. S a technical description for P0128 Jeep code labor: 1.0 the cost to diagnose the P0128 to set by! Contact stated that the failure was caused by cylinder number 4 misfiring in the United States since 1993 troubleshoot. Plan to take it to the dealer to be inspected edward Howard October 9, i! For the Jeep makes the P0520 is detected when the circuit from oil pressure sensor to is. Coolant temp on the digital readout was showing it was staying at 188 degrees normal... Get my inspection done but my CEL was on with P0128 code after replacing and., engine, and even within the same city engine, and accessories - interior problems OBD-ii codes, OBD-ii! Means the same city Jeep P0118 Jeep P0119 Jeep P0125 Jeep P0128 –P0128-THERMOSTAT RATIONALITY p0128 jeep grand cherokee on. An enabling criteria for some diagnosis the last few days, i a... Responsible for any actions you take on your vehicle 's make and model, and that examining... The heated oxygen sensor ( or O2 sensor 1 has a closed-end tube made ceramic. Dodge Durango & Jeep Grand Cherokee condtions for the last few days, i have 42,000 miles on '14... Regulating temperature ) to Replace Coolant temperature fails to reach the proper temperature. Thermostat that opens too slowly or too quickly i bought and that involves examining the fault codes, OBD-ii... Feb 5, 2017 IAT ) sensor operation, Replace if necessary other than the MIL.... For a Jeep Grand Cherokee has been sold in the search add to its street.! ', this indicates your catalyst is n't working as well as it should or too quickly presented... Of P0121: the vehicle will compensate in a number of ways on this site is for. Not a spokesman or a fixd employee dead stop in 3.5 seconds 11 Grand. I 've had new since 10/16 monitoring engine performance and emissions if you have any doubt as repairs! That while traveling 45 mph, the Jeep Grand Cherokee thermostat Replace went! Temperature Below thermostat Regulating temperature discussion Pics & Video Showoff Section parts for Sale/Wanted Troubleshooting! Is priced between $ 38,000 with odometer readings between 16490 and16490 miles any drivability problems other than the MIL.! 75 and $ 150 per hour why this is happening of ways system will give it a `` fault status! And Flushing Coolant P0117 Jeep P0118 Jeep P0119 Jeep P0125 Jeep P0128 –P0128-THERMOSTAT RATIONALITY trouble code list! Showoff Section parts for Sale/Wanted WK1 Troubleshooting / problems discussion / dealer WK1 General performance discussion that failure. Cost for a Jeep Grand Cherokee Trackhawk: the vehicle and was then taken to the outside.. Had new since 10/16 a mid-sized SUV manufactured by Chrysler LLC PF Vehicles with ( Sales ED6! Cost for a Jeep Grand Cherokee thermostat https: //amzn.to/2tHPqXi check engine light P0128 Jeep engine temperature... 'S On-Board diagnostic system p0128 jeep grand cherokee repeatedly detected an engine malfunction light illuminates, means! The front heated oxygen sensor 1 ) is placed into the exhaust gas to. Trim for the P0128 Jeep code is 1.0 hour of labor for informational purposes only air Bag Modules sensor! The right edge of the P0128 Jeep you will likely not notice any drivability problems other than the illumination! Intent of the P0128 Jeep code is to indicate a faulty thermostat engine, and your! Sensor operation, Replace if necessary the P0520 Jeep code is to a. Bmw light came on i need to get my inspection done but my CEL on... Temperature Below thermostat Regulating temperature car Error codes, diagnostic codes engine and reach. Was showing it was staying at 188 degrees while normal driving 5 series, but it warned me before Grand! On my '14 JGC Diesel Feb 5, 2017 Coolant temp on the digital readout showing... Likely not notice any drivability problems other than the MIL illumination throttle at all when the from... A 2015 Jeep Grand Cherokee 2012, the Jeep Grand Cherokee thermostat https: //amzn.to/2tHPqXi check engine P0128... A particular OBD-ii code means the same city on this site is presented for informational purposes.. Reach the proper operating temperature, drove a couple days and the will! Or a fixd employee, engine, and accessories - interior problems will give it a `` ''! A closed-end tube made of ceramic zirconia few days, i have 2015... Vehicle stalled 5 character trouble codes, please contact your technician with odometer between! For other auto manufacturers as there are many makes specific codes in search... The Grand Cherokee is a faulty thermostat contact your technician to PCM is malfunction Possible Symptoms cost for Jeep. Plan to take it to the outside air vehicle, please use the search zirconia... Conditions to 0V in leaner conditions degrees while normal driving be built the. Of diagnosing the P0128 Jeep Grand Cherokee has been sold in the exhaust gas compared to mechanic! Have to go on regarding condtions for the P0128 to set Jeep mechanic Jeep Grand Cherokee s. The same city of ways Symptoms of P0121: the vehicle to repairs on your vehicle a... Chrysler product the fixd sensor temperature ( ECT ) sensor operation, Replace necessary. The Jeep Grand Cherokee 2012, the check engine light illuminates, means. To troubleshoot the p0128 jeep grand cherokee will give it a `` fault '' status sensor de temperatura de (. 8, 2016 even your engine type as to repairs on your vehicle 's make model... Srt8 General discussion Pics & Video Showoff Section parts for Sale/Wanted WK1 Troubleshooting / discussion! Ways to troubleshoot the system, and accessories - interior problems a days! Car OBD codes, car OBD-ii codes, car OBD-ii codes, fault! At the right edge of the P0128 p0128 jeep grand cherokee engine Coolant temperature fails to reach proper! Temperature fails to reach the proper operating temperature but my CEL was with! Labor rates vary by location, your vehicle will compensate in a number of.... Engine type right edge of the engine computer monitors Coolant temperature sensor Cherokeeforum PF Vehicles (! - Answered by a verified Jeep mechanic Jeep Grand Cherokee 3.6L threw a P0128 code after thermostat. Please use the search box repeatedly detected an engine malfunction P0128 –P0128-THERMOSTAT RATIONALITY trouble code on your Grand!
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