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Home >> Mercury >> 2003 >> Marauder >> Repair and Diagnosis >> External Pages >> Different car >> Section 243 (HVAC System - Climate Control System) >> Diagnosis And Testing >> Climate Control System >> Pinpoint Tests >> Pinpoint Test U: The Panel/Floor Control Is Inoperative Using The Front Auxiliary Climate Controls >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2003 Mercury Mountaineer and 2003 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

Under normal operation, the auxiliary mode door actuator motor is driven to the floor position by supplying voltage to the motor on circuit 1128 (GY/LB) and ground to circuit 1129 (BN/WH).

The auxiliary mode door actuator motor is driven to the panel position by supplying voltage to the motor on circuit 1129 (BN/WH) and ground to circuit 1128 (GY/LB).

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