HomeP0011 · Camshaft A timing over-advanced or system performance · Bank 1
Powertrain

P0011

Camshaft A timing over-advanced or system performance · Bank 1

P0011
Reference meaning

What does this code mean?

The controller detects that camshaft A timing on Bank 1 is too advanced or does not follow the expected control behavior. In the cited Ford and GM applications this is the intake camshaft. Bank 1 contains cylinder 1; its physical side depends on the engine. The code does not identify a failed position sensor by itself.

A code identifies a detected condition, not a part that must automatically be replaced.

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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Before replacing a part

Preserve freeze-frame data and compare commanded with actual cam timing using the correct engine procedure. Check the applicable bulletin and build date before deciding which actuator components need inspection; do not treat a Bank 2 or exhaust procedure as interchangeable.

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Manufacturer communications

1

Original wording in English

LTB01309NAS1

LAND ROVER

Reported code forms P0011-71

A rattling noise may be heard coming from the engine as engine speed increases, the noise then fades and disappears as the engine returns to idle speed. The MIL may be illuminated on the Instrument Cluster (IC) and the…

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Check vehicle applicability

1

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
Land RoverRANGE ROVER SPORT2019

Sources and interpretation

These explanations are editorial summaries of the linked manufacturer material. PDF page numbers count from the first file page. Original publications are in English; translations are reference aids. A cited edition is not a claim that it is the manufacturer's latest instruction.

  1. 2024–2025 MY OBD System Operation Summary for Gasoline Engines ↗

    Ford Motor Company · PDF page(s) 76 ·

  2. 21-NA-146 · MIL illuminated, P0011 and/or P0014 ↗

    General Motors · PDF page(s) 1, 2 ·

Source check date · 2026-10-27

Can I keep driving?

A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.