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Model specific boards => Golf mk4 => Topic started by: (shakey) on 01 November 2012, 19:31

Title: where would you start
Post by: (shakey) on 01 November 2012, 19:31

ran vagcom and came up with this dont know where to start.

17545/P1137/004407 - Fuel Trim: Bank 1 (Add): System too Rich

Possible Symptoms
Malfunction Indicator Light (MIL) active

Possible Causes
Mass Air Flow (MAF) Sensor faulty
Fuel Pressure Regulator faulty
Fuel Injector(s) faulty
Oxygen Sensor Control faulty Oxygen Sensor(s) faulty

Evaporative Emission (EVAP) System faulty

Possible Solutions
Check Mass Air Flow (MAF) Sensor
Check Fuel Pressure Regulator
Check Fuel Injector(s)
Check Oxygen Sensor Control Check Oxygen Sensor(s)

Check Evaporative Emission (EVAP) System

Special Notes
Fuel Trim Information

Title: Re: where would you start
Post by: rio_gti on 01 November 2012, 20:16

Clear the code and pretend you never saw it   :lipsrsealed:

Live log think its group 031 032 033 around there bd see what the lambda/ fuel trims are saying

Title: Re: where would you start
Post by: (shakey) on 01 November 2012, 23:24

Ok will try that cheers

Title: Re: where would you start
Post by: Nino on 01 November 2012, 23:37

I had this and I found out that it was the throttlebody that needed cleaning.