Possible causes

– Dirty Oil
– Low engine oil level
– Timing belt jumped teeth
– Faulty Variable Valve Timing Control Valve

When is the code detected?

The P0015 codes is detected by the Engine Control Module (ECM) when the camshaft pulley is in the locked position.

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)
– Lack/Loss of power
– Engine rough idle

P0015 VOLVO Description

Each time that the engine is switched off, the camshaft pulley sets itself in the locked position. The Engine Control Module (ECM) checks that the camshaft pulley leaves the locked position when the engine is started again.