1. Install the manifold gauge.
2. Verify the high-pressure side reading of the manifold gauge.
3. Measure the terminal voltage at PCM terminals 2BB, 2AX and 2AJ
4. Using the graph below, measure and verify the terminal voltage at 2AX.
5. Follow the PCM inspection when measuring the other terminal voltages..
Terminal 2BB: Approx. 5 V (Ignition switch on)
Terminal 2AJ: 1.0 V or less
If the each voltage is not normal, inspect the related wiring harness.
If there is any malfunction, replace the related wiring harness.
If wiring harness is normal, replace the refrigerant pressure sensor.

Refrigerant Pressure Sensor Inspection [Full Auto Air Conditioner]
Refrigerant Pressure Sensor Removal/Installation [Full Auto Air Conditioner]Roof Molding Removal
1. Insert a tape-wrapped flathead screwdriver in the position shown in the figure.
2. Rotate a tape-wrapped flathead screwdriver in the direction of the arrow in
the order of (1), (2) shown in the figure and remove the roof molding from the front
T-stud.
3. Rotate the roof molding in th ...
Air Intake Actuator Inspection [Full Auto Air Conditioner]
1. Connect battery positive voltage to air intake actuator terminal B (or C),
connect terminal C (or B) to ground, and then verify that the air intake actuator
operates as shown in the table.
If the operation condition is not normal, replace the air intake actuator.
...
Blower Motor [Full Auto Air Conditioner]
Purpose
The blower motor sends airflow into the cabin.
Function
The blower motor rotates the blower fan to create airflow and sends out the
airflow in the blower unit and A/C unit.
Construction
The blower motor is installed to the blower unit.
The blower m ...