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6. STEERING CONTROL MODULE — INTERNAL SHORT Turn the ignition off. Disconnect the Steering Control Module harness connector. Turn the ignition on. With the scan tool, record and erase FCM DTCs. Cycle the ignition from on to off 3 times. Turn the ignition on. With the scan tool, read active FCM DTCs. Does the scan tool display U0002-CAN C BUS OFF PERFORMANCE as active? Yes >> Go To 7 No >> Inspect the wiring and connectors for damage or shorted circuits. If ok, replace and program the Steer- ing Control Module in accordance with the service information. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL 7. (D65) CAN C BUS (+) CIRCUIT SHORTED TO VOLTAGE Turn the ignition off. Disconnect the Front Control Module C1 harness connector. Turn the ignition on. Measure the voltage between the (D65) CAN C Bus (+) circuit and ground. Is there any voltage present? Yes >> Repair the (D65) CAN C Bus (+) circuit for a short to voltage. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL No >> Go To 8 8. (D64) CAN C BUS (-) CIRCUIT SHORTED TO VOLTAGE Measure the voltage between the (D64) CAN C Bus (-) circuit and ground. Is there any voltage present? Yes >> Repair the (D64) CAN C Bus (-) circuit for a short to voltage. Perform BODY VERIFICATION TEST - VER 1. No >> Go To 9 9. (D65) CAN C BUS (+) CIRCUIT SHORTED TO GROUND Turn the ignition off. Measure the resistance between ground and the (D65) CAN C Bus (+) circuit. Is any resistance present? Yes >> Repair the (D65) CAN C Bus (+) circuit for a short to ground. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL No >> Go To 10 5 - 350 BRAKES - ABS ELECTRICAL DIAGNOSTICS LX |