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U1417-IMPLAUSIBLE LEFT WHEEL DISTANCE 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 VEHICLE SPEED SENSOR FAULT ACTIVE IN ANTI-LOCK BRAKE MODULE CAN C BUS CIRCUIT SHORTED CAN C BUS CIRCUIT OPEN ABS MODULE PCM Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE - Theory of Operation The ABS Module sends an implausible distance signal over the CAN C Bus circuit to the PCM. Diagnostic Test 1. ACTIVE DTC Ignition on, engine not running. With a scan tool, read DTCs. Is the U1417-IMPLAUSIBLE LEFT WHEEL DISTANCE SIGNAL RECEIVED 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. ABS MODULE IS ACTIVE ON THE CAN C BUS With the scan tool, select ECU View. Verify that the ABS Module active on the bus. Is the ABS Module active on the bus? Yes >> Go To 3 No >> (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - DIAGNOSIS AND TESTING) for No Response diagnostic procedures. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL HB ENGINE ELECTRICAL DIAGNOSTICS 9 - 1031 |