145 - MiTo   1.4 16v TJet   Additive adaption correction of Lambda in LPG mode - Circuit voltage below threshold   P0172-16   


 

 

 

 

Test results

 

1

 

COMPONENT CONCERNED

 

EXHAUST MANIFOLD SEEPAGE CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

 

 

Exhaust manifold

 

Check for any seepage in the exhaust manifold

 

Go to Step 2

 

Exhaust manifold seepage

 

Restore correct operation

 

2

 

COMPONENT CONCERNED

 

OXYGEN SENSOR CONDITION CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

 

 

Oxygen sensor

 

Check for oil or oxidation on the sensitive element and/or impact to the sensor casing

 

Go to Step 3

 

Fouled/damaged oxygen sensor

 

Clean/replace the oxygen sensor

 Op. 1080B95 REAR LAMBDA SENSOR TO CATALYTIC CONVERTER - R.R

 

3

 

COMPONENT CONCERNED

 

METHANE INJECTOR SEEPAGE CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

 

 

LPG injectors

 

Check for the presence of seepage on the LPG injectors

 

End of diagnosis

 

Leaks

 

Restore correct operation