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Home >> Toyota >> 1987 >> Celica L4-2.0L (3S-FE) >> Repair and Diagnosis >> Heating and Air Conditioning >> Air Conditioning Switch >> Testing and Inspection
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Air Conditioning Switch: Testing and Inspection





1. Disconnect negative cable from battery.
2. Remove center cluster.
3. Disconnect A/C switch connector.









4. (with Heater)Check A/C switch for continuity. Using an ohmmeter, check continuity between the terminals for each switch position as shown in the table.
If there is no continuity as specified, replace the A/C switch.





(with out Heater) Using an ohmmeter, check resistance between the terminals 2 and 3 for each lever position as shown in the table.
5. Connect A/C switch connector.
6. Install center cluster.
7. Connect negative cable to battery.





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