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U0002–CAN C BUS OFF PERFORMANCE (340) (CONTINUED) For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes INTERMITTENT CAN C BUS OFF PERFORMANCE DTC CAN C BUS DTCs SET IN FRONT CONTROL MODULE (D65) CAN C BUS (+) CIRCUIT OPEN (D64) CAN C BUS (-) CIRCUIT OPEN ANTI-LOCK BRAKE MODULE Diagnostic Test 1. DTC IS ACTIVE Ignition on, engine not running. With the scan tool, clear DTCs in the Anti-lock Brake Module. Cycle the ignition from off to on at least 5 times, leaving the ignition on for a minimum of 90 seconds per cycle. With the scan tool, select View DTCs in the Anti-lock Brake Module. Does the DTC reset and/or remain active? Yes >> Go to 2 No >> Go to 6 2. CAN C BUS DTCs SET IN FRONT CONTROL MODULE With the scan tool, select View DTCs in the Front Control Module (FCM). Are there any active CAN C Bus DTCs? Yes >> Refer to 8 — ELECTRICAL/ELECTRONIC CONTROL MODULES — DIAGNOSIS AND TESTING for diagnostic procedures and for further possible causes. No >> Go to 3 5 - 218 BRAKES - ABS ELECTRICAL DIAGNOSTICS ND |