Test results

 

1

 

COMPONENT CONCERNED

 

AIR CONDITIONER PRESSURE SENSOR WIRING CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Air conditioner pressure sensor wiring

 

Check for a short circuit to Vbatt. on the air conditioner pressure sensor wiring

 

Go to Step 2

 

Presence of short circuit to Vbatt.

 

Restore correct insulation to battery positive

 

2

 

COMPONENT CONCERNED

 

AIR CONDITIONER PRESSURE SENSOR WIRING CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Conditioner pressure sensor wiring

 

Check for a short circuit to earth on the air conditioner pressure sensor wiring

 

Go to Step 3

 

Presence of short circuit to earth

 

Restore correct insulation to earth

 

3

 

COMPONENT CONCERNED

 

AIR CONDITIONER PRESSURE SENSOR WIRING CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Conditioner pressure sensor wiring

 

Check for an open circuit on the air conditioning pressure sensor wiring

 

Go to Step 4

 

Presence of open circuit

 

Restore the correct connections

 

4

 

COMPONENT CONCERNED

 

CONDITIONER PRESSURE SENSOR OPERATION CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Conditioner pressure sensor

 

Check that the conditioner pressure sensor is working correctly

 

End of diagnosis

 

Pressure sensor faulty

 

Replace the conditioner pressure sensor

Op. 5040B20 AIR CONDITIONING LINEAR PRESSURE TRANSDUCER - R.R.