Four -Wheel Drive Systems DTCS
4X4 CONTROL MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| B1317 | Battery Voltage High | 4X4 control module | REFER to CHARGING SYSTEM - GENERAL INFORMATION article. |
| B1318 | Battery Voltage Low | 4X4 control module | REFER to CHARGING SYSTEM - GENERAL INFORMATION article. |
| B1319 | Driver Door Ajar Circuit Failure | 4X4 control module | Go to Pinpoint Test H . |
| B1322 | Driver Door Ajar Circuit Short to Ground | 4X4 control module | Go to Pinpoint Test H . |
| B1342 | ECU is Defective | 4X4 control module | CLEAR the DTCs. REPEAT the 4X4 control module self-test. If DTC B1342 is retrieved, INSTALL a new 4X4 control module. REFER to 4X4 Control Module in this article. CLEAR the DTCs. REPEAT the self-test. |
| B1483 | Brake Pedal Input Circuit Failure | 4X4 control module | Go to Pinpoint Test I . |
| B1485 | Brake Pedal Input Battery Short | 4X4 control module | Go to Pinpoint Test I . |
| B1555 | Ignition Run/Start Circuit Failure | 4X4 control module | Go to Pinpoint Test B . |
| C1728 | Transfer Case Unable to Transition Between 2WD HIGH and 4x4 HIGH | 4X4 control module | Go to Pinpoint Test B . |
| C1729 | Transfer Case Unable to Transition Between 4x4 HIGH and 4x4 LOW | 4X4 control module | Go to Pinpoint Test C . |
| P1707 | Neutral Tow Indicator Circuit Failure | 4X4 control module | Go to Pinpoint Test H . |
| P1812 | Transmission 4WD Mode Select Circuit Failure | 4X4 control module | Go to Pinpoint Test B . |
| P1815 | Transmission 4WD Mode Select Short Circuit to Ground | 4X4 control module | Go to Pinpoint Test B . |
| P1816 | Transmission Neutral Safety Switch Circuit Failure | 4X4 control module | Go to Pinpoint Test C . |
| P1819 | Transmission Neutral Safety Switch Short Circuit to Ground | 4X4 control module | Go to Pinpoint Test C . |
| P1849 | Transmission Transfer Case Contact Plate A Short Circuit to Ground | 4X4 control module | Go to Pinpoint Test B . |
| P1853 | Transmission Transfer Case Contact Plate B Short Circuit to Ground | 4X4 control module | Go to Pinpoint Test B . |
| P1857 | Transmission Transfer Case Contact Plate C Short Circuit to Ground | 4X4 control module | Go to Pinpoint Test B . |
| P1861 | Transmission Transfer Case Contact Plate D Short Circuit to Ground | 4X4 control module | Go to Pinpoint Test B . |
| P1867 | Transmission Transfer Case Contact Plate General Circuit Failure | 4X4 control module | Go to Pinpoint Test B . |
| P1891 | Transmission Transfer Case Contact Plate Ground Return Open Circuit | 4X4 control module | Go to Pinpoint Test B . |
| U0100 | CAN Communication Bus Fault - Received Error From PCM | 4X4 control module | DIAGNOSE the module communication network. REFER to MODULE COMMUNICATIONS NETWORK article. |
| U2050 | Application Not Present | 4X4 control module | Method 3 programming fault. REFER to MODULE COMMUNICATIONS NETWORK article for 4X4 control module programming information. |