fault codes

I’ve had these error codes since I purchased this car march 2023 had it on 24k miles, I’ve clear them numerous times and they always come back I have no lights on dashboard or obvious faults I have noticed once my trip mileage reset randomly and a couple of other things such as time traveled...

Hi I have a fault code of P16C700 heater support pump and under it states “locked” What does this mean ? Is the heater pump needing replacing ?? And is it a DIY or does it have to Go into a garage?? Also is this different to the water pump ?? Since the fault codes I have half the fuel economy...

hello all I am new to this so sorry if this has been asked before and help would be welcomed. Admin, please delete if not allowed. I did have this up for sale as a spare/repair but I am just getting time wasters. recently brought my 3rd Mk1 150PD. It recently thrown up x4 fault codes they...

Hi, I have recently got a 2007 Leon TFSI FR 2.0L. The yellow engine management light has been on for a few weeks now. I have a cheap diagnostic machine that throws up the code 'P0171 - System Too Lean'. I have replaced the air filter, PCV valve, and mass air flow sensor, but the light...

Plugged laptop my into mk1 Leon 110 and got the p1562-17970 fault code it says the car is overboosting, recently got it remapped to 150bhp but it was going into limp mode even with a 135bhp chip, anyone got any solutions. Thanks

Hello there wondering if anyone can help me, I have a Seat Leon 1.4 TSI and I have been having performance problems for example when driving up hill it looses power and the car jerks, I have taken it to a mechanic once and said my Cam shaft position sensor is faulty, so I have replaced that, but...