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B1470-CHANNEL 4 AUDIO SPEAKER OUTPUT CIRCUIT LOW (CONTINUED) 3. CHECK THE (X292) AMPLIFIED RIGHT FRONT DOOR SPEAKER (-) CIRCUIT FOR A SHORT TO GROUND Measure the resistance between ground and the (X292) Amplified Is the resistance below 10K ohms? Yes >> Repair the (X292) Amplified Right Front Door Speaker (-) for a short to ground. Perform BODY VERIFICATION TEST VER-1. No >> Go To 4 4. CHECK OPERATION OF THE AMPLIFIED RIGHT FRONT DOOR SPEAKER Turn the ignition off. Reconnect and reinstall the Right Front Door Speaker. Measure the resistance of the speaker circuit between the Amplifier C1 Is the resistance below 10K ohms? Yes >> Replace the Right Front Door Speaker in accordance with the service information. Perform BODY VERIFICATION TEST VER-1. No >> Replace the Amplifier in accordance with the service infor- mation. Perform BODY VERIFICATION TEST VER-1. 8A - 106 AUDIO/VIDEO SYSTEMS - ELECTRICAL DIAGNOSIS ND |