Smart Junction Box (SJB) Diagnostic Trouble Code (DTC) Index
DIAGNOSTIC TROUBLE CODE CHART
| DTC | Description | Source | Action |
|---|---|---|---|
| B1247 | Instrument Panel Dimmer Switch Circuit Open | SJB | GO to PINPOINT TEST B . |
| B1342 | ECU is Faulted | SJB | DOCUMENT and CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new SJB. REFER to SMART JUNCTION BOX (SJB) . |
| B2027 | LED Backlighting Output Circuit Failure | SJB | GO to PINPOINT TEST C . |
| B2132 | Dimmer Switch Circuit Short To Ground | SJB | GO to PINPOINT TEST B . |
| B2477 | Module Configuration Failure | SJB | DOCUMENT and CLEAR the DTCs. REPEAT the self-test. If DTC B2477 is retrieved again, REFER to MODULE CONFIGURATION . |
| U1900 | CAN Communication Bus Fault - Receive Error | SJB | DOCUMENT and CLEAR the DTCs. REPEAT the self-test. If DTC U1900 is retrieved again, REFER to MODULE COMMUNICATIONS NETWORK . |
| All Other DTCs | - | SJB | REFER to MULTIFUNCTION ELECTRONIC MODULES . |