A/C Switch
Disconnect negative battery cable. Remove A/C-heater control knob and panel to access A/C switch. Disconnect A/C switch electrical connector. Using an ohmmeter, test continuity between indicated switch terminals. See A/C SWITCH CONTINUITY TEST table. If continuity is not as specified, replace A/C switch.
A/C SWITCH CONTINUITY TEST
| Switch Position | Continuity Between Wires |
|---|---|
| Off | Red/Yellow & Black |
| Off | Green/Red, Green/White & Green/Blue |
| On | Red/Yellow & Black |
| On | Green/Red, Green/White, |
| On | Green/Blue & Green/Black |