A/C Cut-off Control System Inspection
- Start the engine.
- Turn the A/C switch and fan switch on.
- Verify that the A/C compressor magnetic clutch actuates.
- If it does not actuate, perform the symptom troubleshooting "NO.23 A/C DOES NOT WORK SUFFICIENTLY". (See NO.23 A/C DOES NOT WORK SUFFICIENTLY ).
- 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 (See RELAY INSPECTION ).
- Open or short to ground in wiring harness and connectors (Ignition switch-A/C relay-PCM terminal 2AF)
- A/C related parts
- APP1, APP2 PIDS
- If it actuates, inspect the following:
RELATED PIDs DESCRIPTION
| Monitor item (Definition) | Unit/Condition | Condition/Specification (Reference) |
|---|---|---|
| APP1 | % |
|
| V |
|
|
| APP2 | % |
|
| V |
|