Question

2009 Volkswagen Transporter 2.5L TDI PD with code P0653, which sensor does this code relate or could it be any on the engine?

Answer 1

P0653 popular code on volkwagon,but i havent had this on a transporter,maybe this might relate Go to the ECM make sure the connection are not corroded,corrosion or improper connection causes this code, hope it works for you

Answer 2

P0653 VOLKSWAGEN - Sensor Reference Voltage 'B' Circuit High

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