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5 results

Showing matches for "PCV".

AllInsightBlogPowertrainGuideBrandFault CodeModel YearPage
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.

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Fault CodeIdle control

P0507: Idle control system RPM higher than expected

Idle speed is higher than the ECU's target after it has reached the limit of normal control correction.

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Fault CodeAir metering

P1101: Intake airflow system performance

Measured intake airflow does not match the ECU model across the expected operating range.

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Fault CodeFuel mixture

P2187: System too lean at idle, bank 1

The ECU detects a lean condition mainly at idle, where small air leaks have a larger effect on mixture control.

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Fault CodeAir metering

P2279: Intake air system leak

The ECU detects extra unmetered air entering the intake system.

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