7355 código(s) en esta categoría. Página 159 de 307. Selecciona uno para ver el diagnóstico detallado.
Motor (P)
The DEF injection valve drive line at bank 2 unit 1 reads below the expected voltage — short to ground or stuc…
The DEF injection valve drive line at bank 2 unit 1 reads above the expected voltage — short to B+ or open gro…
The control circuit driving the air-assist pump for DEF injection is open — atomisation air will not be availa…
A general electrical fault is reported on DEF tank temperature sensor A — separate from the metering-unit temp…
DEF tank temperature sensor A reads within electrical range but plausibility fails — sensor sticks during a he…
DEF tank temperature sensor A reads below lower plausibility — short to ground. Wiring faults of this kind typ…
DEF tank temperature sensor A reads above upper plausibility — open signal or short to B+. Wiring faults of th…
DEF tank temperature sensor A signal jumps or drops out intermittently — connector or harness issue.…
The DEF system as a whole on bank 2 is not delivering the required NOx reduction — NOx-out remains too high re…
The control line that energises the DEF supply pump or regeneration heating circuit is open — no continuity th…
Reductant/regeneration supply control line stuck low — short to ground or stuck-low driver. Wiring faults of t…
Reductant/regeneration supply control line stuck high — short to B+ or open ground. Wiring faults of this kind…
A general electrical fault is reported on the secondary fuel-level sensor (B) — vehicles with saddle tanks or …
Secondary fuel-level sensor B reads within range but plausibility check fails — value sticks, jumps, or does n…
Fuel-level sensor B reads below lower plausibility — short to ground. Wiring faults of this kind typically com…
Fuel-level sensor B reads above upper plausibility — open signal or short to B+. Wiring faults of this kind ty…
Fuel-level sensor B signal jumps or drops out intermittently — usually a corroded sender or wiring. Wiring fau…
A general electrical fault is reported on the DEF (urea) quality sensor — measures urea concentration via ultr…
DEF quality sensor reads in range but reports an off-spec urea concentration — typically diluted DEF or non-DE…
DEF quality sensor reads below lower plausibility — short to ground. Wiring faults of this kind typically come…
DEF quality sensor reads above upper plausibility — open signal or short to B+. Wiring faults of this kind typ…
The intake-manifold tuning (IMT) valve on bank 2 is mechanically stuck open — long-runner mode is unavailable,…