145 - MiTo   1.4 16v TJet   Motorized throttle valve power stage - Circuit open   P0638-13   


 

 

 

 

Test results

 

1

 

COMPONENT CONCERNED

 

POWERTRAIN CONTROL MODULE AND MOTORISED THROTTLE ELECTRICAL CONNECTION CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

 

 

Motorised throttle and Powertrain Control Module connections

 

Check for the presence of loose connections on the throttle body and the Powertrain Control Module

 

Go to Step 2

 

Presence of loose connections

 

Restore the correct connections

 

2

 

COMPONENT CONCERNED

 

WIRING CONTINUITY CHECK BETWEEN POWERTRAIN CONTROL MODULE AND MOTORISED THROTTLE

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

 

 

Wiring between Powertrain Control Module and motorised throttle

 

Check for the presence of continuity breaks on the wiring from pin 51 of the Powertrain Control Module to the throttle body (with accelerator pedal pressed)

 

Go to Step 3

 

Presence of continuity breaks in the wiring

 

Restore the correct continuity of the wiring

 

3

 

COMPONENT CONCERNED

 

WIRING CONTINUITY CHECK BETWEEN POWERTRAIN CONTROL MODULE AND MOTORISED THROTTLE

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

 

 

Wiring between Powertrain Control Module and motorised throttle

 

Check for the presence of continuity breaks on the wiring from pin 52 of the Powertrain Control Module to the throttle body

 

End of diagnosis

 

Presence of continuity breaks in the wiring

 

Restore the correct continuity of the wiring