Test results

 

1

 

COMPONENT CONCERNED

 

WIRING CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Air temperature sensor wiring

 

Check for an open circuit in the wiring between turbo sensor and engine management control unit

 

Go to Step 2

 

Presence of open circuit

 

Restore the correct wiring

 

2

 

COMPONENT CONCERNED

 

WIRING CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Air temperature sensor wiring

 

Check for the presence of short circuit to Vbatt

 

Go to Step 3

 

Presence of short circuit to Vbatt.

 

Restore insulation to + battery

 

3

 

COMPONENT CONCERNED

 

WIRING CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Air temperature sensor wiring

 

Check for short circuits to earth

 

Go to Step 4

 

Presence of short circuit to earth

 

Restore insulation to earth

 

4

 

COMPONENT CONCERNED

 

TURBO SENSOR OPERATION CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Air temperature sensor

 

Check that the turbo sensor is working correctly

 

End of diagnosis

 

Sensor defective

 

Replace the turbo sensor

Op. 1060G16 EXCESS PRESSURE SENSOR - R.R.