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U110C-LOST FUEL LEVEL MESSAGE For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes CAN C BUS CIRCUIT OPEN OR SHORTED TOTALLY INTEGRATED POWER MODULE (TIPM) POWERTRAIN CONTROL MODULE (PCM) Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE - Theory of Operation The fuel level signal is a direct input to the Cluster. The fuel level signal is sent to the TIPM over the CAN B bus Diagnostic Test 1. ACTIVE DTC NOTE: For vehicle communication problems, use the scan tool to refer to the Network Review Screen. The With a scan tool, select View DTCs. Is the status Active for this DTC? Yes >> Go To 2 No >> Refer to the *CHECKING FOR AN INTERMITTENT DTC Diagnostic Procedure. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING) Perform the PCM Verification Test Ver. 1 (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING) 2. U0141-LOST COMMUNICATION WITH IPM (FCM/TIPM) ALSO ACTIVE With the scan tool read DTCs. Is the DTC U0141-LOST COMMUNICATION WITH IPM (FCM/TIPM) also set? Yes >> Perform the diagnostic procedure for U0141-LOST COMMUNICATION WITH IPM (FCM/TIPM) Perform the PCM Verification Test Ver. 1 (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING) No >> Replace and program the Powertrain Control Module (PCM) in accordance with the Service Information. Perform the PCM Verification Test Ver. 1 (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING) PM ENGINE ELECTRICAL DIAGNOSTICS - GPEC 9 - 899 |