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TEST the system for normal operation. No Inoperative left-hand rear quarter power window - PINPOINT TEST D : THE DEFROST SYSTEM IS INOPERATIVE TEST CONDITIONS DETAILS/RESULTS/ACTIONS D1: CHECK THE OPERATION OF THE HEATED REAR WINDOW NOTE: Use a digital multimeter for all electrical measurements. Ignition switch in position III. 1 Ignition switch in position II. 2 Operate the heated rear window switch. 3 Does the heated rear window function correctly? GO to D2 . No GO to D3 . D2: CHECK THE OPERATION OF THE HEATED WINDSHIELD Operate the heated windshield control switch. 1 Does the heated windshield operate correctly? VERIFY the customer concern. No GO to D6 . D3: CHECK THE OPERATION OF THE HEATED REAR WINDOW SWITCH LED Operate the heated rear window switch. 1 Does the heated rear window switch ON LED illuminate? GO to D4 . No GO to D10 . D4: CHECK FOR VOLTAGE TO THE HEATED REAR WINDOW GRID WIRES Ignition switch in position 0. 1 Disconnect Heated Rear Window Grid Wires 2 Ignition switch in position III. 3 Ignition switch in position II. 4 Operate the heated rear window switch. 5 Measure the voltage between the heated rear (BN/YE), harness side and ground. 6 Is the voltage greater than 10 volts? GO to D5 . No
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