CHECK A/C CONTROL MODULE POWER CIRCUIT.

1) Remove the A/C control module.

2) Disconnect the A/C control module harness connector.

3) Turn the ignition switch to ACC, and measure the voltage between A/C control module harness connector terminal and chassis ground.

Connector & terminal

(i88) No. 15 (+) — Chassis ground (−):

QUESTION

Is the voltage 10 V or more?

Yes No

Check for open or short circuit in the harness between A/C control module and fuse.