P1525-F3 and P0203-41 Faults

Forum for Engine, Exhaust, Drivetrain, ECU
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thebiggreenie
Posts: 20
Joined: Wed Mar 06, 2019 6:37 am
Location: Kent, UK
Qashqai Model: Mk.1 Qashqai Facelift - J10b (2010–2013)

Post by thebiggreenie »

2011 1.5dci Euro 5.

Recently replaced all four injectors due to an ongoing issue. After coding the first two injectors, no issues. Second two injectors installed, no faults, but couldn't code them for a while. Now I've coded them, I'm getting both traction warning lights and red MIL with P1525-F3 and P0203-41 codes.

I understand P1525 is unrelated and will clear itself once the MIL fault is sorted, but I'm at a loss as to what is wrong with cylinder 3 injector.

It was refurbished by VDO, the same type that I've put in cylinder 4, and the engine is running absolutely fine. No limp mode or anything.

The faults will clear prior to ignition but will return after the cycle.

Any ideas?
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lewisbryant
Posts: 336
Joined: Sat Feb 23, 2019 7:27 am
Qashqai Model: Mk.3 Qashqai - J12 (2021+) New Model

Post by lewisbryant »

Not sure if you are aware but injector no 1 is gearbix side and injector no 4 is timing belt side, surprising how many people don't know this about the k9k
thebiggreenie
Posts: 20
Joined: Wed Mar 06, 2019 6:37 am
Location: Kent, UK
Qashqai Model: Mk.1 Qashqai Facelift - J10b (2010–2013)

Post by thebiggreenie »

Yes I know the direction.

I've solved the problem. One of the injector codes was entered one character incorrect - must get my eyesight checked!
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