Vehicle Dynamic System
ABS MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B1342 |
NOTE:
An intermittent loss of power or ground can cause this DTC to set. ECU
is Faulted |
NOTE:
If other DTCs are present, REPAIR them before installing a new component. INSPECT ABS module C135 for corrosion, pushed-out pins and spread terminals. REPAIR as necessary. VERIFY that C135 is seated correctly. INSPECT the eyelet and stud of ground G104. REPAIR as necessary. CLEAR the DTCs. Carry out the ABS module self-test. If DTC B1342 is retrieved, INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE
in this information. REPEAT the self-test. |
| B1483 | Brake Pedal Input Circuit Failure | Go to PINPOINT TEST A . |
| B1676 | Battery Pack Voltage Out of Range | Go to PINPOINT TEST B . |
| B2477 | Module Configuration Failure | CONFIGURE the ABS module. REFER to Programmable Module Installation (PMI) in MODULE COMMUNICATIONS NETWORK - MODULE CONFIGURATION . CLEAR the DTCs. REPEAT the self-test. If DTC B2477 is retrieved again, INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE in this information. REPEAT the self-test. |
| B2900 | VIN Mismatch | Go to PINPOINT TEST E . |
| C1095 | ABS Hydraulic Pump Motor Circuit Failure | Go to PINPOINT TEST C . |
| C109D | Low Vacuum Condition | Go to PINPOINT TEST H . |
| C109E | Vacuum Sensor Circuit Fault | Go to PINPOINT TEST H . |
| C109F | Vacuum Sensor Signal Fault | Go to PINPOINT TEST H . |
| C1145 | Wheel Speed Sensor RF Input Circuit Failure | Go to PINPOINT TEST D . |
| C1155 | Wheel Speed Sensor LF Input Circuit Failure | Go to PINPOINT TEST D . |
| C1165 | Wheel Speed Sensor RR Input Circuit Failure | Go to PINPOINT TEST D . |
| C1175 | Wheel Speed Sensor LR Input Circuit Failure | Go to PINPOINT TEST D . |
| C1233 | Wheel Speed LF Input Signal Missing | Go to PINPOINT TEST P . |
| C1234 | Wheel Speed RF Input Signal Missing | Go to PINPOINT TEST P . |
| C1235 | Wheel Speed RR Input Signal Missing | Go to PINPOINT TEST P . |
| C1236 | Wheel Speed LR Input Signal Missing | Go to PINPOINT TEST P . |
| C1277 | Steering Wheel Angle 1 and 2 Circuit Failure | Go to PINPOINT TEST F . |
| C1278 | Steering Wheel Angle 1 and 2 Signal Faulted | Go to PINPOINT TEST F . |
| C1280 | Yaw Rate Sensor Signal Fault | This DTC indicates a concern with the yaw rate sensor which is integral to the Restraints Control Module (RCM). REFER to SUPPLEMENTAL RESTRAINT SYSTEM to diagnose all the RCM DTCs. |
| C1282 | Lateral Accelerometer Signal Fault | This DTC indicates a concern with the yaw rate sensor which is integral to the Restraints Control Module (RCM). REFER to SUPPLEMENTAL RESTRAINT SYSTEM to diagnose all the RCM DTCs. |
| C1288 | Pressure Sensor Main/Primary Input Circuit Failure | Go to PINPOINT TEST R . |
| C1440 | Pressure Sensor Main/Primary Signal Faulted | CLEAR the DTCs. REPEAT the self-test. If DTC C1440 is present, MAKE SURE all HCU and ABS module fasteners are tightened to their correct torque specification. If all fasteners are tightened to their correct torque specification, INSTALL a new HCU . REFER to HYDRAULIC CONTROL UNIT (HCU) in this information. |
| C1470 | TCS Function Disabled (brake fluid temperature is above a pre-set limit) | ALLOW the brake fluid time to cool. CLEAR the DTC. TEST DRIVE the vehicle and VERIFY ABS operation. |
| C1516 | Roll Rate Sensor Signal Fault | This DTC indicates a concern with the yaw rate sensor which is integral to the Restraints Control Module (RCM). REFER to SUPPLEMENTAL RESTRAINT SYSTEM to diagnose all the RCM DTCs. |
| C1805 | Mismatched PCM and/or ABS-TC Module | CHECK for correct PCM and ABS module configuration using the scan tool. CONFIGURE the component as necessary. REFER to Programmable Module Installation (PMI) in MODULE COMMUNICATIONS NETWORK - MODULE CONFIGURATION . CLEAR the DTC. REPEAT the self-test. |
| C1963 | Stability Assist Inhibit Warning |
NOTE:
This DTC does not clear until the vehicle has been driven above 48 km/h (30 mph) with input from the steering wheel rotation sensor. Go to PINPOINT TEST F
. |
| C1991 | Module Calibration Failure | Carry out the IVD Initialization sequence. FOLLOW the scan tool directions. CLEAR the DTCs. REPEAT the self-test. If DTC C1991 is retrieved again, INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE in this information. |
| C1996 | Active Yaw and/or Roll Control Disabled | Go to PINPOINT TEST I . |
| C2770 | Longitudinal Acceleration Sensor Plausibility Failure | This DTC indicates a concern with the longitudinal accelerometer which is integral to the Restraints Control Module (RCM). REFER to SUPPLEMENTAL RESTRAINT SYSTEM to diagnose all the RCM DTCs. |
| U0001 | High Speed CAN Bus | REFER to MODULE COMMUNICATIONS NETWORK , to diagnose the High Speed Controller Area Network (HS-CAN). |
| U0100 | Lost Communication With ECM/PCM | Go to PINPOINT TEST J . |
| U0101 | Lost Communication With TCM | Go to PINPOINT TEST K . |
| U0114 | Lost Communication With Four-Wheel Drive Clutch Control Module | Go to PINPOINT TEST L . |
| U0140 | Lost Communication With Body Control Module | Go to PINPOINT TEST M . |
| U0151 | Lost Communication with Restraints Control Module | Go to PINPOINT TEST N . |
| U0155 | Lost Communication With Instrument Cluster | Go to PINPOINT TEST O . |
| U0401 | Invalid Data Received From ECM /PCM | If other DTCs are present along with U0401, REPAIR those DTCs first. If U0401 is the only DTC present, carry out the PCM self-test. RETRIEVE and RECORD any DTCs. REFER to the INTRODUCTION to diagnose the PCM. |
| U0402 | Invalid Data Received From Transmission Control Module | If other DTCs are present along with U0402, REPAIR those DTCs first. If U0402 is the only DTC present, carry out the transmission control module self-test. RETRIEVE and RECORD any DTCs. REFER to the INTRODUCTION to diagnose the Transmission Control Module (TCM). |
| U0414 | Invalid Data Received From Four-Wheel Drive Clutch Control Module | If other DTCs are present along with U0414, REPAIR those DTCs first. If U0414 is the only DTC present, carry out the Four-Wheel Drive (4WD) clutch control module self-test. RETRIEVE and RECORD any DTCs. REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS to diagnose the 4WD clutch control module. |
| U0452 | Invalid Data Received from Restraints Control Module | This DTC sets when the ABS module receives invalid network data from the RCM . RETRIEVE and REPAIR all non-network DTCs in the RCM . REFER to SUPPLEMENTAL RESTRAINT SYSTEM . |
| U1901 | CAN Network #2 Communication Bus Fault | Go to PINPOINT TEST N . |
| U2050 | No Application Present | CONFIGURE the ABS module. REFER to Programmable Module Installation (PMI) in MODULE COMMUNICATIONS NETWORK - MODULE CONFIGURATION . CLEAR the DTCs. RETRIEVE the DTCs and VERIFY successful module configuration. If DTC U2050 is retrieved again, INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE in this information. CLEAR the DTC. REPEAT the self-test. |
| U2051 | One or More Calibration Files Missing or Corrupt | CLEAR the DTCs. Carry out the ABS module self-test. If DTC U2051 is retrieved again, RECONFIGURE the ABS module using as-built data. REFER to Programmable Module Installation (PMI), Using the Integrated Diagnostic System (IDS) When the Original Module is NOT Available in MODULE COMMUNICATIONS NETWORK - MODULE CONFIGURATION . CLEAR the DTC and REPEAT the self-test. If DTC U2051 returns, INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE in this information. CLEAR the DTC. REPEAT the self-test. |