U1108-ADDITIONAL CAN B ECU DETECTED
For a complete wiring diagram Refer to Section 8W.
- When Monitored:
Continuously.
- Set Condition:
The Totally Integrated Power Module (TIPM) detects an additional CAN B module and requires a reconfiguration.
| Possible Causes |
| ADDITIONAL MODULE ADDED/REMOVED FROM THE CAN B BUS NETWORK |
Diagnostic Test
1. RECONFIGURE THE TOTALLY INTEGRATED POWER MODULENOTE: Check for any TSB(s) related to the condition. If a TSB applies, perform the procedure outlined in the TSB before continuing.
Turn the ignition on.
With the scan tool, select network view and press the gateway button. This will list the CAN modules on the vehicle. Read and record the listed modules.
With the scan tool, select TIPM, miscellaneous functions then add/remove ECUs.
With the scan tool, add or remove the module that was not configured in the TIPM.
With the scan tool, erase DTC's.
Cycle the ignition from on to off 3 times and read the active TIPM DTC's.
Does the scan tool display this DTC as active?
Yes
- Retest system and attempt to reconfigure the TIPM.
- Perform the BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE).
No
- Repair is complete.
- Perform the BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE).