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TEST ACTION APPLICABILITY 3 Turn the ignition off. t, read the VR/Phone Switch Signal voltage. Connect one end of a jumper wire to the VR/Phone Switch Signal circuit at the Rear t, momentarily connect and disconnect the other end of the jumper wire to Sensor Ground at the Rear View Mirror harness connector. t sensor voltage should switch from above 4.7 volts when jumper is not connected to below 0.6 volts when jumper is connected. All Yes → Replace the Rear View Mirror in accordance with the service information. No → Inspect the wiring and connectors for damage or shorted circuits. Repair as necessary. If ok, replace and program the Hands Free 4 Turn the ignition off. All Yes → Go To 5 No → Repair the VR/Phone Switch Signal circuit for an open. Perform BODY VERIFICATION TEST - VER 1. 5 Turn the ignition off. All Yes → Go To 6 No → Repair the Sensor Ground circuit for an open. Perform BODY VERIFICATION TEST - VER 1. 6 Turn the ignition off. All Yes → Go To 7 No → Repair the VR/Phone Switch Signal circuit for a short to ground. Perform BODY VERIFICATION TEST - VER 1. 1129 TELECOMMUNICATION PHONE SWITCH STUCK — Continued |