Control Module HVAC: Testing and Inspection

Fig. 6 Terminal installation with guide plate over ``R.'':

Fig. 7 Terminal installation with guide plate over ``W.'':

1. Remove undercovers and glove box from vehicle.
2. Disconnect single white terminal connectors at heater assembly, then connect blue check connector to female single terminal connector.
3. Place temperature control lever at 77°, then start and idle engine.
4. Place blower motor switch in ``Auto'' position, then verify lower edge of guide plate on servo motor is positioned between lines on servo motor shaft. If edge is not positioned as described, proceed to step 5.
5. Disconnect A/C wire harness from A/C amplifier, then adjust ATC by changing terminal position in A/C wire harness. Normally, the position of the adjusting terminal is position 7.
6. If lower edge position of guide plate is over ``R'' area, install adjusting terminal into No. 8 terminal, Fig. 6. If lower edge position of guide plate is over ``W'' area, Fig. 7, install adjusting terminal into No. 1 position.
7. Reconnect A/C Wire harness to amplifier, then disconnect check connector from wire harness.
8. Reconnect white connector, then install glove box and undercovers.