Question 1

What does P0012 mean?

Accepted Answer

P0012 - Camshaft Position — Timing Over-Retarded (Bank 1). The intake camshaft timing is more retarded than commanded. The cam is lagging behind where it should be.

Question 2

What are the symptoms of P0012?

Accepted Answer

Check engine light, Loss of power at low RPM, Poor fuel economy, Rough idle, Hard starting

Question 3

What causes P0012?

Accepted Answer

Worn timing chain, Failed VVT solenoid stuck closed, Low oil pressure, Clogged oil screen, Cam phaser failure, Wrong oil viscosity

Question 4

How much does it cost to fix P0012?

Accepted Answer

Typical repair cost: $100-$2,000. If this appears with P0016, suspect timing chain stretch.

P0012 — Camshaft Position — Timing Over-Retarded (Bank 1)

Don't guess — diagnose P0012 the right way

Common symptoms of P0012

Common causes of P0012

Repair cost & difficulty

Vehicles commonly affected

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