## Air Conditioning

#### Compressor Clutch Circuit Troubleshooting (cont'd)

21-78

A/C Pressure Switch Circuit Troubleshooting

16. Check for continuity between the No. 1 terminal of the compressor clutch relay 4P socket and the No. 1 terminal of the compressor clutch 1P connector.

COMPRESSOR CLUTCH RELAY 4P SOCKET

COMPRESSOR CLUTCH 1P CONNECTOR

Terminal side of male terminals

Is there continuity?

YES - Check the compressor clutch clearance, the thermal protector and the compressor clutch field coil (see page 21-89).

NO - Repair open in the wire between the compressor clutch relay and the compressor clutch.

4-door, 5-door KE Model

1. Disconnect the A/C pressure switch 2P connector.
2. Turn the ignition switch ON (II).
3. Measure the voltage between the No. 2 terminal of the A/C pressure switch 2P connector and body ground.

A/C PRESSURE SWITCH 2P CONNECTOR

Wire side of female terminals

Is there battery voltage?

YES - Go to step 4.

NO - Go to step 10.

4. Turn the ignition switch OFF.
5. Check for continuity between the No. 1 and No. 2 terminals of the A/C pressure switch.

A/C PRESSURE SWITCH

Is there continuity?

YES - Go to step 6.

NO - Go to step 12.