NOTE: Do not use this troubleshooting procedure if the following items are operative; A/C condenser fan, radiator fan, A/C compressor, or if the heater is inoperative, Refer to the symptom troubleshooting index.

1. Check for body DTCs in test mode A of the MICS.

Are the any DTCs indicated?

YES | - | Do the appropriate troubleshooting for the DTC indicated.■
NO | - | Go to Step 2 .

1. Disconnect the A/C pressure switch 2P connector.

1. Turn the ignition switch ON (II).

1. Measure the voltage between the No. 1 terminal of the A/C pressure switch 2P connector and body ground.

Is there 5 V or more?

YES | - | Go to Step 5 .
NO | - | Go to Step 14 .

1. Turn the ignition switch OFF.