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Service bulletins for the 2018 Jeep Compass

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

333 on file from NHTSA, as of 2026-10-19.

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By component

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Bulletins, newest first
05-001-202020-11-30. Service bulletin. EQUIPMENT; SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR; WHEELS; ELECTRICAL SYSTEM. Replacement of Front and Rear Wheel Speed Sensors Due to Oxidation or Water Intrusion Setting Diagnostic Trouble Codes (DTCs) This bulletin involves replacing all four wheel speed sensors due to oxidation or water intrusion into the sensor. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs).B1 vehicles may have the following DTCs:C0031-01 - Left front speed sensor - General electrical failure. C0031-29 - Left front speed sensor - Invalid signal. C0034-01 - Right front speed sensor - General electrical failure. C0034-29 - Right front speed sensor - Invalid signal. C0037-01 - Left rear speed sensor - General electrical failure. C0037-29 - Left rear speed sensor - Invalid signal. C003A-01 - Right rear speed sensor - General electrical failure. C003A-29 - Right rear speed sensor - Invalid signal. M1 vehicles may have the following DTCs:C0031-1D - Left Front Wheel Speed Sensor-Circuit Current Out of Range. C0034-1D - Right Front Wheel Speed Sensor-Circuit Current Out of Range. C0037-1D - Left Rear Wheel Speed Sensor-Circuit Current Out of Range. C003A-1D - Right Rear Wheel Speed Sensor-Circuit Current Out of Range. C0031-62 - Left Front Wheel Speed Sensor-Signal Compare Failure. C0034-62 - Right Front Wheel Speed Sensor-Signal Compare Failure. C0037-62 - Left Rear Wheel Speed Sensor-Signal Compare Failure. C003A-62 - Right Rear Wheel Speed Sensor-Signal Compare Failure. C0031-2F - Left Front Wheel Speed Sensor-Signal Erratic. C0034-2F - Right Front Wheel Speed Sensor-Signal Erratic. C0037-2F - Left Rear Wheel Speed Sensor-Signal Erratic. C003A-2F - Right Rear Wheel Speed Sensor-Signal Erratic.
S1923000011 Rev.2020-11-30. Service bulletin. STRUCTURE:BODY:DOOR; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. ESS Stop Start Disabled DTC B25C9 Driver Door Ajar Switch 2 Stuck Closed
S1808000031 Rev.2020-11-30. Service bulletin. VISIBILITY; STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES:DOORS:LOCK; ENGINE AND ENGINE COOLING. Power Windows, Door Locks, Mirrors, Operate Intermittently, Driver Door Ajar Warning Lamp On, Stop Start Feature Disabled
18-078-202020-10-26. Service bulletin. POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following DTCs have been set:DTC P1DD2 will be stored in the Transmission Control Module (TCM) however no DTCs will be stored in the PCM. Verify no unrelated codes are stored in the PCM before flashing. If codes are stored in the PCM, normal diagnosis should be performed.B25C9 - Driver Door Ajar Switch 2 Stuck Closed. P061A - Level 2 Torque Performance. P06E9 - Engine Starter Performance(North America Only). C050D - Wheel Speed Signal Left Rear Rationality. C0501 - Wheel Speed Signal Left Front Rationality. C0507 - Wheel Speed Signal Right Front Rationality. C0513 - Wheel Speed Signal Right Rear Rationality. P1DD2 - Torque Request Signal From TCM Denied will be present, set by the TCM and the vehicle will be in limp home mode(Sales Codes DF5 and DF7 - Automatic Transmission Vehicles Only). U1428 - Inaccurate Engine Torque Received(Sales Codes DF5 and DF7 Only). Customers may also comment on one of the following:Poor shift quality. Lack of vehicle speed. Vehicle will intermittently not start(South Korea Only). The vehicle is in limp home mode (shift RPMs are limited) with no DTCs set(Sales Code DE1 - Manual Transmission Vehicles Only).
18-075-202020-10-26. Service bulletin. POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:C050D - Wheel Speed Signal Left Rear Rationality.C0501 - Wheel Speed Signal Left Front Rationality. C0507 - Wheel Speed Signal Right Front Rationality. C0513 - Wheel Speed Signal Right Rear Rationality. P0340 - Camshaft Position Sensor Circuit - Bank 1 Sensor 1. P0335 - Crankshaft Position Sensor Circuit. P0339 - Crankshaft Position Sensor Intermittent. In addition, customers may experience the following concern:When using the adaptive cruise control and coming to a complete stop, the MIL light illuminates(ED6 engine only). In addition, the following software enhancements to the following DTCs:B25BC - Left Front Door Ajar Switch Stuck Closed(ED6 engine only). P0573 - Brake Switch 1 Stuck Off(ED6 engine only).
S20080001412020-10-26. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Navigation Shows Incorrect Location
S20080001302020-09-28. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Radio UConnect GPS Based Trip Computer Missing
90036372020-09-28. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT. USB PORT, Media Hub For Android Auto and Apple Carplay issues, do not replace this part. Android Auto and Apple Carplay applications may not operate with the vehicle if an aftermarket cable is being used. Verify the functionality of these applications using an OEM Apple Lightning cable or an OEM provided USB cable for Android phones before performing any additional troubleshooting. For questions regarding Android Auto or Apply Carplay functionality, please contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.
08-071-202020-08-24. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:CONCEALMENT DEVICES; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Interior Water Intrusion Through HVAC Air Inlet This bulletin involves installing new stud clips on the headlamp wiring harness, inspecting and possibly replacing, the cowl panel cover, instrument panel insulator and front carpets for water intrusion. The customer may describe one or more of the following:The front passenger floor carpets or mats are wet. An unpleasant cabin odor. Water leakage from behind the instrument panel.
09-006-20 REV. B2020-08-24. Service bulletin. ENGINE AND ENGINE COOLING. 2.4L Engine Oil Consumption Test This bulletin involves performing an oil consumption verification test. The customer may comment that the vehicles engine oil level is low or they need to add oil between oil change intervals and no visible signs of oil leaking from the engine.
S20210000042020-08-24. Service bulletin. POWER TRAIN. Valve Body Learn Procedure On WiTech Shows The Transmission Is Not In The Proper Gear After Repairs
S20080001022020-08-24. Service bulletin. ELECTRICAL SYSTEM. Radio And Instrument Cluster Backlighting Brightness Cannot Be Controlled
S20080000102020-08-24. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
08-015-20 REV. B2020-07-27. Service bulletin. ELECTRICAL SYSTEM. Flash: Body Control Module (BCM) Updates This bulletin involves reprogramming the BCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) have been set:P1515-00 - Plausibility Check R1 Stuck Closed Or Vsensing Short To Battery In Engine Running(2019 M6 within the RRT build date only). B25C9 - Driver Door Ajar Switch 2 Stuck Closed (Module, Powertrain Control (PCM)). Stored DTC only, this update is not for active fault.If B25C9 is an active fault normal diagnostic must be performed. This software update will not correct active DTC. P26E4-64 - Starter Control 2 Circuit-Signal Plausibility Failure. In addition, customers or technicians may comment on one or more of the following:No start condition if the vehicle has both P1515-00 and P26E4-64 DTCs(2019 M6 within the RRT build date only). Park assist LED does not turn on(2019-20 MP/M1 and 2019 M6 only). The key fob does not work for power lift gate (sales code JRC)(2019-20 MP/M1 and 2019 M6 only). Vehicle Theft Alarm (VTA) sounding after remote start time out(2019-20 MP/M1 and 2019 M6 only). VTA triggers randomly. The vehicle will not restart when in Engine Stop/Start (ESS) mode. Customers will have to shift into park and cycle the ignition to get the vehicle to start again. The vehicle cranks but fails to start, the customer will have a message on the Instrument Panel Cluster (IPC) "press brake and push ignition button to start" after this happens they must perform a key cycle function with their foot off the brake, then the vehicle will restart normally. Automatic rain sensing wipers inoperative when the vehicle is restarting from Stop&Start event the wipers may not restart. Switching the wipers to off then back to on again will resume operation. VTA is enabled in ?Ship Mode?.
S20080000932020-07-27. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING; ELECTRICAL SYSTEM:ADAS:BLINDSPOT:WARNING:LAMP. Blind Spot Or Park Assist Warnings, False Activation
S20080000752020-07-27. Service bulletin. POWER TRAIN. No Start, Start Stop Inoperative, Cluster Messages to Service Shifter or Service Start Stop System
S190800000472020-07-27. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR. Volume Uncontrollable Or Stuck On High
S20080000772020-07-27. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. VP2R Radio Clock Not Keeping Time
90042632020-07-27. Service bulletin. ENGINE AND ENGINE COOLING. HOSE, Coolant Bottle Supply Prior to replacement, please contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.
08-059-202020-06-22. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Engine Stop/Start (ESS) Inoperative This bulletin involves inspecting the Intelligent Battery (IBS) part number and/or replacing the starter motor and wire to the starter for a engine stop/start issue. Customers may experience the engine not shutting down automatically when in an ESS operation mode.
09-006-20 REV. A2020-06-22. Service bulletin. ENGINE. 2.4L Engine Oil Consumption Test This bulletin involves performing an oil consumption verification test. The customer may comment that the vehicles engine oil level is low or they need to add oil between oil change intervals and no visible signs of oil leaking from the engine.
18-044-202020-06-22. Service bulletin. FUEL SYSTEM, GASOLINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience one or more of the following conditions: Intermittent Engine Stop/Start (ESS) operation (Sales Code ECL only). Reduced battery life (Sales Code ECL only). Hard or no start condition (under certain conditions after the fuel tank has been filled with a different fuel type). False low oil pressure lamp illuminated in the cluster. A hard or no start condition when using only E22 fuel. Oil change message was displayed at the wrong time. When Adaptive Cruise Control (ACC) is illuminated, the normal cruise control active message is displayed (Sales Code NHZ). Additional enhancement included in this software: Alternator Smart Charging calibration improvements.
09-006-202020-06-22. Service bulletin. ENGINE. 2.4L Engine Oil Consumption Test This bulletin involves performing an oil consumption verification test. The customer may comment that the vehicles engine oil level is low or they need to add oil between oil change intervals and no visible signs of oil leaking from the engine.
S20080000732020-06-22. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. VP4 Panasonic Radio USB Software Update Error Codes And Guidelines For Recovery
S20230000272020-06-22. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:SUN/MOON ROOF ASSEMBLY. Speed Signal Circuit Function For Dual Pane Sunroof

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.