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(P0600) ABS CAN MESSAGE MISSING (CONTINUED) 5. CAN C BUS +/- CIRCUIT OPEN Turn the ignition off. Disconnect the CAB harness connector. Disconnect the TCM C3 harness connector. Note: Check connectors - Clean/repair as necessary. Measure the resistance of the CAN C BUS (-) circuit from the CAB Is the resistance above 5.0 ohms on either circuit? Yes >> Repair the faulty CAN C BUS circuit for an open. Perform NAG1 TRANSMISSION VERIFICATION TEST. No >> Go To 6 6. CAB - BRAKE MESSAGE MISSING With the ignition off. Replace the Controller Antilock Brake. (Refer to 8 - ELECTRICAL/ CONTROL MODULES/CONTROLLER ANTILOCK BRAKE - REMOVAL). Turn the ignition on. With the DRB III T , erase Transmission DTCs. Start the engine. With the brakes firmly applied, shift the gear selector into drive. With the DRB III T , read Transmission DTCs. Did DTC (P0600) ABS CAN MESSAGE MISSING set again? Yes >> Replace the Transmission Control Module. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES/ TRANSMISSION CONTROL MODULE - REMOVAL). Perform NAG1 TRANSMISSION VERIFICATION TEST. No >> Test Complete. ZH NAG1 - ELECTRICAL DIAGNOSTICS 21 - 21 |