Fiat 500 / 500C - error code P0325 / P0135 and engine control lamp comes on

Data sheet
ManufacturerFiat
Vehicle model500 / 500C
Engine0.9i/1.2i
Engine code312A6.000/169A4.000
Year of manufacture2007 - 2016
SymptomsError code P0325/P0135 | Misfiring | Engine control lamp lights up

Important safety note Technical information and practical tips have been compiled by HELLA in order to provide professional support to vehicle workshops in their day-to-day work. The information provided on this website is intended for use by suitably qualified personnel only.

Software flaw in the engine control unit

In the case of the above-mentioned vehicles with manual transmission, a software flaw in the engine control unit can cause the engine control lamp to suddenly light up while the car is being driven and the error code P0135/P0325 to be stored in the control unit. In some cases, the engine also misfires.

 

The error can be corrected by means of a software update. Prior to such updating, electrical and mechanical sources of error should first be excluded.

 

Furthermore, it is advisable to contact a Fiat workshop.


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