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B106C–REAR DEFROST CONTROL CIRCUIT HIGH (ATC) (CONTINUED) 2. CHECK (C115) REAR WINDOW DEFOGGER RELAY CONTROL CIRCUIT FOR A SHORT TO VOLTAGE Turn the ignition on. Verify that the EBL mode switch is off. Turn the ignition off. Remove the substitute Rear Window Defogger Relay. Disconnect the A/C Heater Control C1 harness connector. Turn the ignition on. Measure the voltage of the (C115) Rear Window Defogger Relay Con- Is the voltage above 0.2 volts? Yes >> Repair the (C115) Rear Window Defogger Relay Control circuit for a short to voltage. Reinstall the original Rear Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 No >> Go To 3 3. CHECK (C115) REAR WINDOW DEFOGGER RELAY CONTROL CIRCUIT FOR AN OPEN Turn the ignition off. Measure the resistance of the (C115) Rear Window Defogger Relay Is the resistance below 5.0 ohms? Yes >> Replace the A/C Heater Control in accordance with the Service Information. Reinstall the original Rear Window Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 No >> Repair the (C115) Rear Window Defogger Relay Control circuit for an open. Reinstall the original Rear Window Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 24 - 264 HVAC - ELECTRICAL DIAGNOSTICS WK |