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U1413-IMPLAUSIBLE ODOMETER SIGNAL RECEIVED (CONTINUED) For the Engine circuit diagram (Refer to 9 - ENGINE - SCHEMATICS AND DIAGRAMS). For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes CAN B OPEN OR SHORTED CLUSTER MODULE FRONT CONTROL MODULE PCM Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE - Theory of Operation The Front Control Module isn’t receiving an odometer signal over CAN B from the Cluster Module. The FCM has to Diagnostic Test 1. ACTIVE DTC Ignition on, engine not running. With a scan tool read DTCs. Is the DTC active at this time? Yes >> Go To 2 No >> Refer to the INTERMITTENT CONDITION Diagnostic Procedure. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) 2. CAN B BUS HARDWARE DTCS ALSO ACTIVE With a scan tool check for DTCs in the FCM. Are any CAN B Hardware related DTCs active at this time? Yes >> (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - DIAGNOSIS AND TESTING) for the appropriate diagnostic procedures. Perform BODY VERIFICATION TEST – VER 1. No >> Replace and program the Powertrain Control Module per Service Information. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) 9 - 1124 ENGINE ELECTRICAL DIAGNOSTICS WK |