Test results

 

1

 

COMPONENT CONCERNED

 

WATER TEMPERATURE SENSOR WIRING CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Water temperature sensor wiring

 

Check for a short circuit to earth on the water temperature sensor wiring

 

Go to Step 2

 

Presence of short circuit to earth

 

Restore correct insulation to earth

 

2

 

COMPONENT CONCERNED

 

WATER TEMPERATURE SENSOR WIRING CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Water temperature sensor wiring

 

Check for a short circuit to Vbatt on the water temperature sensor wiring

 

Go to Step 3

 

Presence of short circuit to Vbatt.

 

Restore correct insulation to battery positive

 

3

 

COMPONENT CONCERNED

 

WATER TEMPERATURE SENSOR WIRING CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Water temperature sensor wiring

 

Check for the presence of an open circuit on the water temperature sensor wiring

 

Go to Step 4

 

Presence of open circuit

 

Restore the correct connections

 

4

 

COMPONENT CONCERNED

 

WATER TEMPERATURE SENSOR OPERATION CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

   

Water temperature sensor

 

Check that the water temperature sensor is working properly

 

End of diagnosis

 

Water temperature sensor not working correctly

 

Replace the water temperature sensor

 Op. 1060G14 ENGINE COOLANT TEMPERATURE SENSOR - R.R.