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(P1600) ROUGH ROAD DETECTED (CONTINUED) When Monitored and Set Condition • When Monitored: With the ignition on. • Set Condition: This DTC is set when a CAN ID is not received in the required time from the Controller Antilock POSSIBLE CAUSES CAN C BUS (+)/(-) CIRCUIT OPEN CAN C BUS (+)/(-) CIRCUIT SHORT TO GROUND CAN C BUS (+)/(-) CIRCUIT SHORT TO VOLTAGE SENTRY KEY REMOTE ENTRY MODULE (SKREEM) CONTROLLER ANTILOCK BRAKE POWERTRAIN CONTROL MODULE For a complete Electronic Control Module Circuit Diagram, (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL Diagnostic Test 1. CHECK TO SEE IF CAB DTCS ARE PRESENT Turn ignition on. With the DRB III T , read CAB DTCs. Are any performance or BUS related DTCs present? Yes >> Repair all CAB DTCs before proceeding. Perform POWERTRAIN VERIFICATION TEST - VER 2. No >> Go To 2 2. VERIFY DTCS With the ignition on. With the DRB III T , erase PCM DTCs. Turn the ignition off, then back on. Monitor the DRB III T for this DTC. Did the DTC, (P1600) ROUGH ROAD DETECTED, set again? Yes >> Go To 3 No >> Go To 12 ZH ENGINE - ELECTRICAL DIAGNOSTICS 9 - 637 |