Search the library

Find reliability topics fast

Search across 93 technical insights, blog posts, brand hubs, buying guides, and reliability pages by symptom, engine, gearbox, brand, or system.

DSGN47AdBlueEA888misfireoil leaktiming chainHaldexNOx sensorZF 8HP

8 results

Showing matches for "BMW 1 Series".

AllInsightBlogPowertrainGuideBrandFault CodeModel YearPage
TT
Fault CodeEngine timing

P0016: Crankshaft / camshaft timing correlation

The ECU sees the crankshaft and camshaft signals outside their expected relationship.

Open result ->
TT
Fault CodeAir metering

P0101: Mass-air-flow signal range / performance

Airflow reported by the MAF sensor does not agree with the ECU's calculated operating conditions.

Open result ->
TT
Fault CodeFuel mixture

P0171: System too lean, bank 1

Fuel trim has reached a lean threshold because the ECU is adding more fuel than expected.

Open result ->
TT
Fault CodeEGR

P0401: Exhaust-gas recirculation flow insufficient

Measured or inferred EGR flow is lower than the controller expects.

Open result ->
TT
Fault CodeEmissions

P0420: Catalyst efficiency below threshold, bank 1

Upstream and downstream oxygen-sensor behavior suggests insufficient catalyst oxygen-storage performance.

Open result ->
TT
Fault CodeIntake control

P2015: Intake-manifold runner position range / performance

The intake-runner position signal is outside the range expected by the controller.

Open result ->
TT
Fault CodeNOx sensing

P2201: NOx sensor circuit range / performance

A NOx sensor signal or its controller behavior is outside the expected operating range.

Open result ->
TT
Fault CodeVehicle network

U0100: Lost communication with engine control module

One or more modules stopped receiving expected messages from the engine controller.

Open result ->