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B1428-REMOTE RADIO SWITCH INPUT CIRCUIT STUCK (CONTINUED) For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes (X20) REMOTE CONTROL MUX CIRCUIT SHORT TO GROUND (X20) REMOTE CONTROL MUX CIRCUIT SHORT TO (G902) SWITCH MUX RETURN CIRCUIT LEFT REMOTE RADIO SWITCH RIGHT REMOTE RADIO SWITCH CLOCKSPRING INSTRUMENT CLUSTER (CCN) Diagnostic Test 1. CHECK FOR ACTIVE DTC With the scan tool, read the active DTC’s. Cycle the ignition switch from off to on at least 5 times, leaving the ignition on for a minimum of 90 seconds per With the scan tool, read the active DTC’s. Does the scan tool display this DTC as active? Yes >> Go To 2 No >> If the DTC is stored, check for an intermittent condition. Visually inspect the related wiring harness con- nectors. Look for broken, bent, pushed out, or corroded terminals. 2. LEFT REMOTE RADIO SWITCH Turn the ignition off. Disconnect the Left Remote Radio Switch harness connector. Turn the ignition on. With the scan tool monitor the Remote Radio Control Switch voltage. Is the voltage approximately 5.0 volts? Yes >> Replace the Left Remote Radio Switch in accordance with the service information. Perform BODY VERIFICATION TEST – VER 1. No >> Go To 3 8A - 50 AUDIO/VIDEO SYSTEMS - ELECTRICAL DIAGNOSIS ND |