DTC U0168-Lost Communication With Vehicle Security Control Module (SKREEM/WCM): Notes
For a complete wiring diagram , refer to appropriate SYSTEM WIRING DIAGRAMS article.
- When Monitored:
- With the ignition on
- Battery voltage between 10 and 16 volts
- IOD fuse installed
- FCM is configured correctly
- Set Condition:
Bus messages not received from the Sentry Key Remote Entry Module (WCM) for approximately 2 to 5 seconds.
| Possible Causes |
|---|
| CAN B BUS CIRCUITS OPEN OR SHORTED |
| DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES |
| FCM NOT CONFIGURED CORRECTLY |
| SENTRY KEY REMOTE ENTRY MODULE POWER AND GROUND |
| SENTRY KEY REMOTE ENTRY MODULE |
| MODULE THAT SET THIS DTC |