145 - MiTo   1.4 16v TJet   Catalyst efficiency - Signal compare failure   P0420-62   


 

 

 

 

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

 

Seepage inside the exhaust manifold.

 

Restore the correct operation of the exhaust manifold

 

2

 

COMPONENT CONCERNED

 

CATALYTIC CONVERTER OPERATION CHECK

 

OK (NO FAULTS DETECTED)

 

FAULT DETECTED

 

OPERATION

 

 

Catalytic converter

 

Check that the catalytic converter is working properly

 

End of diagnosis

 

Catalytic converter not working properly

 

Replace the catalytic converter

 Op. 1080B62 CATALYTIC CONVERTER - R + R