A/C Cut-Off Control System Inspection

A/C Cut-off Control System Inspection

1. Start the engine.
2. Turn the A/C switch and fan switch on.
3. Verify that the A/C compressor magnetic clutch actuates.
- If it does not actuate, go to symptom troubleshooting "No.23 A/C does not work sufficiently".

4. Fully open the throttle valve and verify that the A/C compressor magnetic clutch does not actuate for 2 - 5 s.
- If it actuates, inspect the following:
- A/C relay
- Open or short to GND circuit in wiring harness and connectors (Ignition switch- A/C relay-PCM terminal 69)
- A/C related parts
- APP1, APP2 PIDs