P054C BMW – Cold Start Exhaust ‘B’ Camshaft Position Timing Over-Advanced Bank 2

P054C BMW Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P054C BMW Possible Causes

Camshaft timing incorrectly set,Continuous oil flow to the Variable Camshaft Timing (VCT) piston chamber,VCT solenoid valve stuck open,Camshaft advance mechanism binding (VCT unit)

P054C BMW Description

The Powertrain Control Module (PCM) monitors the Variable Camshaft Timing (VCT) position for an over-advanced camshaft timing during cold start up. The test fails when the camshaft timing exceeds a maximum calibrated value or remains in an advanced position.