4WD Control Module Diagnostic Trouble Code (DTC) Index
4WD CONTROL MODULE DIAGNOSTIC TROUBLE CODE INDEX
| DTC | Description | Source | Action |
|---|---|---|---|
| B1317 | Battery Voltage High | 4WD Control Module | refer to CHARGING SYSTEM - GENERAL INFORMATION . |
| B1318 | Battery Voltage Low | 4WD Control Module | refer to CHARGING SYSTEM - GENERAL INFORMATION . |
| B1342 | ECU is Defective | 4WD Control Module | CLEAR DTCs. REPEAT the self-test. If DTC B1342 is retrieved, INSTALL a new 4WD control module. REFER to FOUR-WHEEL DRIVE (4WD) CONTROL MODULE in this article. CLEAR the DTCs. REPEAT the self-test. |
| B1355 | Ignition RUN Circuit Failure | 4WD Control Module | refer to STEERING COLUMN SWITCHES . |
| B1359 | Ignition RUN/ACC Circuit Failure | 4WD Control Module | refer to STEERING COLUMN SWITCHES . |
| B1366 | Ignition START Circuit Short to Ground | 4WD Control Module | refer to STEERING COLUMN SWITCHES . |
| B1483 | Brake Pedal Input Circuit Failure | 4WD Control Module | refer to EXTERIOR LIGHTING . |
| B1485 | Brake Pedal Input Circuit Short to Battery | 4WD Control Module | refer to EXTERIOR LIGHTING . |
| B2477 | Module Configuration Failure (Unconfigured, Incorrect or Rejected) | 4WD Control Module | refer to MODULE CONFIGURATION . |
| C1728 | Transfer Case Unable to Transition Between 2H and 4H | 4WD Control Module | Go to PINPOINT TEST A . |
| C1729 | Transfer Case Unable to Transition Between 4H and 4L | 4WD Control Module | Go to PINPOINT TEST A . |
| P0500 | Vehicle Speed Sensor (VSS) Malfunction | 4WD Control Module | refer to ANTI-LOCK CONTROL - 4-WHEEL . |
| P1804 | Transmission 4-Wheel Drive High Indicator Circuit Failure | 4WD Control Module | Go to PINPOINT TEST F . |
| P1806 | Transmission 4-Wheel Drive High Indicator Short | 4WD Control Module | Go to PINPOINT TEST F . |
| P1808 | Transmission 4-Wheel Drive Low Indicator Circuit Failure | 4WD Control Module | Go to PINPOINT TEST G . |
| P1810 | Transmission 4-Wheel Drive Low Indicator Short | 4WD Control Module | Go to PINPOINT TEST G . |
| P1812 | Transmission 4-Wheel Drive Mode Select Circuit Failure | 4WD Control Module | Go to PINPOINT TEST C . |
| P1815 | Transmission 4-Wheel Drive Mode Select Short | 4WD Control Module | Go to PINPOINT TEST C . |
| P1819 | Transmission Neutral Safety Switch Short Circuit to Ground | 4WD Control Module | Go to PINPOINT TEST D . |
| P1820 | Transmission Transfer Case Clockwise Shift Relay | 4WD Control Module | Go to PINPOINT TEST C . |
| P1822 | Transmission Transfer Case Clockwise Shift Relay Coil | 4WD Control Module | Go to PINPOINT TEST C . |
| P1828 | Transmission Transfer Case Counterclockwise Shift | 4WD Control Module | Go to PINPOINT TEST C . |
| P1830 | Transmission Transfer Case Counterclockwise Shift | 4WD Control Module | Go to PINPOINT TEST C . |
| P1832 | Transmission Transfer Case Differential Lock-Up | 4WD Control Module | Go to PINPOINT TEST E . |
| P1834 | Transmission Transfer Case Differential Lock-Up | 4WD Control Module | Go to PINPOINT TEST E . |
| P1865 | Transmission Transfer Case Contact Plate Power | 4WD Control Module | Go to PINPOINT TEST C . |
| P1866 | Transmission Transfer Case System Concern | 4WD Control Module | Go to PINPOINT TEST A . |
| P1867 | Transmission Transfer Case Contact Plate General | 4WD Control Module | Go to PINPOINT TEST C . |
| P1876 | Transmission Transfer Case 2-Wheel Drive Solenoid Circuit Failure | 4WD Control Module | Go to PINPOINT TEST E . |
| P1877 | Transmission Transfer Case 2-Wheel Drive Solenoid Circuit Short | 4WD Control Module | Go to PINPOINT TEST E . |