Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Jeep Renegade Islander, FWDFACTORY OEM SERVICE PROCEDURE
Module, Antilock Brake (Abs)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| C0010-01 | LEFT FRONT INLET VALVE-GENERAL ELECTRICAL FAILURE |
| C0011-01 | LEFT FRONT OUTLET VALVE - GENERAL ELECTRICAL FAILURE |
| C0014-01 | RIGHT FRONT INLET VALVE - GENERAL ELECTRICAL FAILURE |
| C0015-01 | RIGHT FRONT OUTLET VALVE - GENERAL ELECTRICAL FAILURE |
| C0018-01 | LEFT REAR INLET VALVE - GENERAL ELECTRICAL FAILURE |
| C0019-01 | LEFT REAR OUTLET VALVE - GENERAL ELECTRICAL FAILURE |
| C001C-01 | RIGHT REAR INLET VALVE - GENERAL ELECTRICAL FAILURE |
| C001D-01 | RIGHT REAR OUTLET VALVE - GENERAL ELECTRICAL FAILURE |
| C0020-49 | RECIRCULATION PUMP - INTERNAL ELECTRONIC FAILURE |
| C0030-29 | LEFT FRONT TONE WHEEL - INVALID SIGNAL |
| C0031-01 | LEFT FRONT SPEED SENSOR - GENERAL ELECTRICAL FAILURE |
| C0031-29 | LEFT FRONT SPEED SENSOR - INVALID SIGNAL |
| C0031-4A | LEFT FRONT WHEEL SPEED SENSOR - INCORRECT COMPONENT INSTALLED |
| C0033-29 | RIGHT FRONT TONE WHEEL - INVALID SIGNAL |
| C0034-01 | RIGHT FRONT SPEED SENSOR - GENERAL ELECTRICAL FAILURE |
| C0034-29 | RIGHT FRONT SPEED SENSOR - INVALID SIGNAL |
| C0034-4A | RIGHT FRONT WHEEL SPEED SENSOR - INCORRECT COMPONENT INSTALLED |
| C0036-29 | LEFT REAR TONE WHEEL - INVALID SIGNAL |
| C0037-01 | LEFT REAR SPEED SENSOR - GENERAL ELECTRICAL FAILURE |
| C0037-29 | LEFT REAR SPEED SENSOR - INVALID SIGNAL |
| C0037-4A | LEFT REAR WHEEL SPEED SENSOR - INCORRECT COMPONENT INSTALLED |
| C0037-95 | SPEED SENSOR REAR LEFT - INCORRECT ASSEMBLY |
| C0039-29 | RIGHT REAR TONE WHEEL - INVALID SIGNAL |
| C003A-01 | RIGHT REAR SPEED SENSOR - GENERAL ELECTRICAL FAILURE |
| C003A-29 | RIGHT REAR SPEED SENSOR - INVALID SIGNAL |
| C003A-4A | RIGHT REAR WHEEL SPEED SENSOR - INCORRECT COMPONENT INSTALLED |
| C003A-95 | SPEED SENSOR REAR RIGHT - INCORRECT ASSEMBLY |
| C003B-95 | ERRATIC TIRE DETECTED - INCORRECT ASSEMBLY |
| C0047-01 | BRAKE PRESSURE SENSOR - GENERAL ELECTRICAL FAILURE |
| C0047-29 | BRAKE PRESSURE SENSOR - INVALID SIGNAL |
| C0047-62 | BRAKE PRESSURE SENSOR - SIGNAL COMPARE FAILURE |
| C0051-29 | STEERING ANGLE SENSOR (EPS) - INVALID SIGNAL |
| C0051-54 | STEERING ANGLE SENSOR (EPS) - MISSING CONFIGURED |
| C0051-86 | STEERING ANGLE SENSOR (EPS) - BUS SIGNAL INVALID |
| C0052-86 | LWS SPEED SIGNAL FAULT - SIGNAL INVALID |
| C0061-29 | LATERAL ACCELERATION SENSOR IN AIRBAG SYSTEM - SIGNAL INVALID |
| C0061-86 | LATERAL ACCELERATION SENSOR IN AIRBAG SYSTEM - SIGNAL INVALID |
| C0062-29 | LONGITUDINAL ACCELERATION SENSOR - INVALID SIGNAL |
| C0062-86 | LONGITUDINAL ACCELERATION SENSOR IN AIRBAG SYSTEM - SIGNAL INVALID |
| C0063-29 | YAW RATE SENSOR - INVALID SIGNAL |
| C0063-86 | YAW RATE SENSOR IN AIRBAG SYSTEM - SIGNAL INVALID |
| C006A-29 | MULTI-AXIS ACCELERATION SENSOR - SIGNAL INVALID |
| C006A-54 | MULTI-AXIS ACCELERATION SENSOR - MISSING CALIBRATION |
| C006C-4A | MULTI AXIS ACCELERATION SENSOR IDENTIFICATION FAULT IN AIRBAG SYSTEM - INCORRECT COMPONENT INSTALLED |
| C0075-86 | STEERING COLUMN TORQUE VALID DATA - SIGNAL INVALID |
| C0076-68 | DST FAULT CAUSED FROM EPS (ELECTRIC POWER STEERING) SYSTEM - EVENT INFORMATION |
| C0077-87 | EPS TORQUE OVERLAY MESSAGE - MISSING MESSAGE |
| C0078-86 | ASSISTANCE TORQUE VALID DATA - SIGNAL INVALID |
| C1200-16 | BATTERY VOLTAGE - BELOW THRESHOLD |
| C1200-17 | BATTERY VOLTAGE - ABOVE THRESHOLD |
| C1200-1C | BATTERY VOLTAGE - CIRCUIT VOLTAGE OUT OF RANGE |
| C1201-16 | BATTERY VOLTAGE ELECTRIC PARK BRAKE - CIRCUIT VOLTAGE BELOW THRESHOLD |
| C1201-17 | BATTERY VOLTAGE ELECTRIC PARK BRAKE - CIRCUIT VOLTAGE ABOVE THRESHOLD |
| C1202-01 | VACUUM SENSOR FAULT - GENERAL ELECTRICAL FAILURE |
| C1202-29 | VACUUM SENSOR FAULT - SIGNAL INVALID |
| C1205-01 | VALVE RELAY - GENERAL ELECTRICAL FAILURE |
| C1205-49 | VALVE RELAY - INTERNAL ELECTRONIC FAILURE |
| C1206-01 | PRIMING VALVE 1 - GENERAL ELECTRICAL FAILURE |
| C1207-01 | PRIMING VALVE 2 - GENERAL ELECTRICAL FAILURE |
| C1208-01 | PILOT VALVE 1 - GENERAL ELECTRICAL FAILURE |
| C1209-01 | PILOT VALVE 2 - GENERAL ELECTRICAL FAILURE |
| C120A-24 | ESC SWITCH - SIGNAL STUCK HIGH |
| C120C-24 | HDC SWITCH FAULT - SIGNAL STUCK HIGH |
| C1210-86 | ABS/ESC LAMP COMMUNICATION - INVALID SIGNAL |
| C1211-49 | ABS MODULE - INTERNAL ELECTRONIC FAILURE |
| C1211-96 | ABS MODULE - COMPONENT INTERNAL FAILURE |
| C1212-49 | CONTROL UNIT EPB SECTION - INTERNAL ELECTRONIC FAILURE |
| C1215-29 | BRAKE LIGHT SWITCH - INVALID SIGNAL |
| C1215-86 | BRAKE LIGHT SWITCH - SIGNAL INVALID |
| C1217-23 | REVERSE GEAR SWITCH - SIGNAL STUCK LOW |
| C1217-24 | REVERSE GEAR SWITCH - SIGNAL STUCK HIGH |
| C1217-86 | REVERSE GEAR SWITCH - SIGNAL INVALID |
| C1218-4B | VALVES ACTUATED TOO LONG BY TESTER - OVER TEMPERATURE |
| C1219-16 | PUMP SUPPLY VOLTAGE - BELOW THRESHOLD |
| C1220-86 | CLUTCH SIGNAL - SIGNAL INVALID |
| C1221-86 | PCM BUS SIGNAL INVALID |
| C1222-87 | ENGINE 5 MESSAGE - MISSING MESSAGE |
| C1223-86 | NUETRAL SIGNAL FROM ENGINE CONTROL UNIT NOT VALID - SIGNAL INVALID |
| C1227-64 | VACUUM HOSE OR BRAKING BOOSTER FAULT - SIGNAL PLAUSIBILITY FAILURE |
| C1230-55 | VEHICLE EOL CONFIGURATION - NOT CONFIGURED |
| C1240-86 | AUTOMATIC/ROBOTIC GEAR BOX SIGNAL FAULT - SIGNAL INVALID |
| C1251-86 | AWD SIGNAL FAULT - SIGNAL INVALID |
| C1252-86 | CCM SIGNAL FAULT - SIGNAL INVALID |
| C1253-86 | DRIVE STYLE STATUS SIGNAL FROM BCM FAULT - SIGNAL INVALID |
| C1254-86 | REQUEST FROM DASM NOT VALID - SIGNAL INVALID |
| C1260-86 | HILL DESCENT CONTROL FUNCTION FAULT - SIGNAL INVALID |
| C1261-55 | VEHICLE IDENTIFICATION NUMBER (VIN) VIRGIN - NOT CONFIGURED |
| C1262-05 | VEHICLE IDENTIFICATION NUMBER (VIN) MISMATCH - SYSTEM PROGRAMMING FAILURES |
| C1400-01 | ELECTRIC PARK BRAKE SWITCH - GENERAL ELECTRICAL FAILURE |
| C1400-13 | ELECTRIC PARK BRAKE SWITCH - CIRCUIT OPEN |
| C1400-97 | ELECTRIC PARK BRAKE SWITCH - COMPONENT OR SYSTEM OPERATION OBSTRUCTED OR BLOCKED |
| C1403-01 | ELECTRIC PARK BRAKE MOTOR RIGHT - GENERAL ELECTRICAL FAILURE |
| C1403-11 | ELECTRIC PARK BRAKE MOTOR RIGHT - CIRCUIT SHORT TO GROUND |
| C1403-13 | ELECTRIC PARK BRAKE MOTOR RIGHT - CIRCUIT OPEN |
| C1403-15 | ELECTRIC PARK BRAKE MOTOR RIGHT - CIRCUIT SHORT TO BATTERY OR OPEN |
| C1405-01 | ELECTRIC PARK BRAKE MOTOR LEFT - GENERAL ELECTRICAL FAILURE |
| C1405-11 | ELECTRIC PARK BRAKE MOTOR LEFT - CIRCUIT SHORT TO GROUND |
| C1405-13 | ELECTRIC PARK BRAKE MOTOR LEFT - CIRCUIT OPEN |
| C1405-15 | ELECTRIC PARK BRAKE MOTOR LEFT - CIRCUIT SHORT TO BATTERY OR OPEN |
| C1406-86 | ELECTRIC PARK BRAKE SIGNAL FAULT - SIGNAL INVALID |
| C1407-19 | ELECTRIC PARK BRAKE REQUEST ACTUATION FAULT MOTOR RIGHT - CIRCUIT CURRENT ABOVE THRESHOLD |
| C1407-77 | ELECTRIC PARK BRAKE REQUEST ACTUATION FAULT MOTOR RIGHT - COMMANDED POSITION NOT REACHABLE |
| C1408-19 | ELECTRIC PARK BRAKE REQUEST ACTUATION FAULT MOTOR LEFT - CIRCUIT CURRENT ABOVE THRESHOLD |
| C1408-77 | ELECTRIC PARK BRAKE REQUEST ACTUATION FAULT MOTOR LEFT - COMMANDED POSITION NOT REACHABLE |
| C1409-07 | MECHANICAL FAULT RIGHT EPB ACTUATOR - MECHANICAL FAILURES |
| C140A-07 | MECHANICAL FAULT LEFT EPB ACTUATOR - MECHANICAL FAILURES |
| C140B-94 | INCOHERENT STATE OF EPB - UNEXPECTED OPERATION |
| C140C-04 | ELECTRIC PARK BRAKE SOFTWARE INCOMPATIBLE - SYSTEM INTERNAL FAILURE |
| C140D-54 | ASSEMBLY CHECK NOT PERFORMED - MISSING CALIBRATION |
| C140E-53 | ELECTRIC PARK BRAKE IN MAINTENANCE MODE - DEACTIVATED |
| C140F-53 | ELECTRIC PARK BRAKE AUTOMATIC FUNCTIONS - DEACTIVATED |
| C1416-87 | VIN MESSAGE - MISSING MESSAGE |
| C1420-64 | DASM IMPLAUSIBILITY REQUEST - SIGNAL PLAUSIBILITY FAILURE |
| C1421-67 | DASM REQUEST DURING FAIL - SIGNAL INCORRECT AFTER EVENT |
| C1422-64 | TIME LONG DURATION REQUEST FROM DASM - SIGNAL PLAUSIBILITY FAILURE |
| C1423-86 | DECELERATION REQUEST FROM DASM OUT OF RANGE - SIGNAL INVALD |
| C1424-64 | STANDSTILL REQUEST FROM DASM - SIGNAL PLAUSIBILITY FAILURE |
| C1425-01 | LED SWITCH EPB FAULT - GENERAL ELECTRICAL FAILURE |
| C1426-86 | ENGINE STATUS VALID DATA - SIGNAL INVALID |
| C1427-87 | ORC YRS DATA MESSAGE (FROM OCCUPANT RESTRAINT CONTROLLER) - MISSING MESSAGE |
| C1428-87 | AIRBAG 1 MESSAGE (FROM OCCUPANT RESTRAINT CONTROLLER) - MISSING MESSAGE |
| C1429-86 | SEAT BELT INFORMATION FAILURE - SIGNAL INVALID |
| C1430-87 | AIRBAG 2 MESSAGE (FROM OCCUPANT RESTRAINT CONTROLLER) - MISSING MESSAGE |
| C1431-86 | SIGNAL NOT VALID FROM TRANSM3 MESSAGE - SIGNAL INVALID |
| C1432-87 | TRANSM 2 MESSAGE (FROM DUAL CLUTCH TRANSMISSION MODULE) - MISSING MESSAGE |
| C1433-86 | ADAPTATIVE CRUISE CONTROL FAIL STATUS SIGNALS - SIGNAL INVALID |
| C1434-86 | CROSS CHECK ACCELERATION OR DECELERATION REQUEST FROM ADAPTATIVE CRUISE CONTROL SYSTEM - INVALID SIGNAL |
| C1435-86 | CROSS CHECK SIGNALS NOT AVAILABLE FOR ADAPTATIVE CRUISE CONTROL - INVALID SIGNAL |
| C1437-86 | CROSS CHECK LONGITUDINAL ACCELERATION SIGNAL FROM ORC (OCCUPANT RESTRAINT CONTROL) NO VALID FOR ACC FUNCTION - INVALID SIGNAL |
| C1438-86 | CROSS CHECK EXTERNAL LIGHT SIGNAL NOT VALID FOR ADAPTATIVE CRUISE CONTROL FUNCTION - INVALID SIGNAL |
| C1439-87 | EXTERNAL LIGHT MESSAGE - MISSING MESSAGE |
| C1450-87 | SC MESSAGE FROM SHIFT LEVER - MISSING MESSAGE |
| C1451-86 | SIGNAL NOT VALID FROM FROM SHIFT LEVER - SIGNAL INVALID |
| C1452-86 | DRIVE DOOR SIGNAL FAIL RECEIVED FROM BODY CONTROL MODULE (BCM) - SIGNAL INVALID |
| U0001-87 | C1 CAN BUS-MISSING MESSAGE |
| U0001-88 | C1 CAN BUS-BUS OFF |
| U1001-87 | C2 CAN BUS-MISSING MESSAGE |
| U1001-88 | C2 CAN BUS-BUS OFF |
| U1700-86 | IMPLAUSIBLE DATA RECEIVED FROM BCM |
| U1700-87 | BODY CONTROL MODULE (BCM) - MISSING MESSAGE |
| U1701-86 | ENGINE CONTROL MODULE (ECM) - SIGNAL INVALID |
| U1701-87 | ENGINE CONTROL MODULE (ECM) - MISSING MESSAGE |
| U1702-87 | ELECTRIC POWER STEERING (EPS) - MISSING MESSAGE |
| U1703-86 | IPC (INSTRUMENT PANEL CLUSTER) - SIGNAL INVALID |
| U1703-87 | INSTRUMENT PANEL CLUSTER (IPC) - MISSING MESSAGE |
| U1711-86 | DUAL CLUTCH TRANSMISSION MODULE (DCTM) - SIGNAL INVALID |
| U1711-87 | DUAL CLUTCH TRANSMISSION MODULE (DCTM) TRANSMISSION CONTROL MODULE (TCM) - MISSING MESSAGE |
| U1726-87 | AIRBAG SYSTEM - MISSING MESSAGE |
| U1757-86 | DRIVE ASSISTANT SYSTEM MODULE (DASM) - SIGNAL INVALID |
| U1757-87 | DRIVE ASSISTANT SYSTEM MODULE (DASM) - MISSING MESSAGE |
| U1767-87 | DRIVE TRAIN CONTROL MODULE (DTCM) - MISSING MESSAGE |
| U1930-86 | INTERNAL IGNITION WORKING CONDITION SIGNAL - SIGNAL INVALID |
| U1932-86 | IGNITION WORKING CONDITION SIGNAL FROM BODY CONTROL MODULE - SIGNAL INVALID |
| U1933-87 | BCM COMMAND MESSAGE FROM BCM (BODY COMPUTER MODULE) ABSENT - MISSING MESSAGE |
| U1934-87 | LOST COMMUNICATION WITH BCM (CAN MESSAGES BCM_COMMAND AND BODY2 MISSING FROM BODY CONTROL MODULE) - MISSING MESSAGE |
| U1950-83 | IMPLAUSIBILE DATA RECEIVED FROM BODY CONTROL MODULE (CAN MESSAGE BCM_COMMAND INTEGRITY ERROR) - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U195A-83 | MESSAGE COUNTER CRC FAULT IN DASM INFO FROM DRIVER ASSISTANT SYSTEM MODULE - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U195C-83 | MESSAGE COUNTER CRC FAULT IN DRIVETRAIN1 FROM DRIVETRAIN CONTROL MODULE - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U195E-83 | CRC FAULT IN EPS TORQUE OVERLAY FROM ELECTRICAL POWER STEERING - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U195F-83 | MESSAGE COUNTER FAULT IN EPS TORQUE OVERLAY FROM ELECTRICAL POWER STEERING - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U1960-83 | IMPLAUSIBILE DATA RECEIVED FROM ENGINE CONTROL MODULE (CAN MESSAGE ENGINE1 INTEGRITY ERROR) - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U1962-83 | IMPLAUSIBILE DATA RECEIVED FROM ENGINE CONTROL MODULE CAN MESSAGE ENGINE3 INTEGRITY ERROR - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U1964-83 | IMPLAUSIBILE DATA RECEIVED FROM ENGINE CONTROL MODULE CAN MESSAGE ENGINE4 INTEGRITY ERROR - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U1966-83 | IMPLAUSIBILE DATA RECEIVED FROM ELECTRICAL POWER STEERING (CAN MESSAGE GE INTEGRITY ERROR) - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U1970-83 | IMPLAUSIBILE DATA RECEIVED FROM ENGINE CONTROL MODULE (CAN MESSAGE TRANSM3 INTEGRITY ERROR) - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U1972-83 | MESSAGE COUNTER CRC FAULT IN ORC YRS DATA FROM OCCUPANT RESTRAINT CONTROLLER - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U197C-83 | MESSAGE COUNTER CRC FAULT IN TRANSM2 FROM DUAL CLUTCH TRANSMISSION MODULE - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U198E-83 | MESSAGE COUNTER CRC FAULT IN TRANSM3 FROM DUAL CLUTCH TRANSMISSION MODULE - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U1990-83 | MESSAGE COUNTER CRC FAULT IN AIRBAG2 FROM OCCUPANT RESTRAINT CONTROLLER - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
| U19A5-83 | MESSAGE COUNTER/CRC FAULT IN SC (FROM SHIFT LEVER CONTROLLER) - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.