Code result
P054D
Cold Start B Camshaft Position Timing Over-Retarded Bank 2
Moderate severity
What it means
Same as P052B on the B camshaft of bank 2. The camshaft position sensor identifies which cylinder is on the compression stroke — without it the ECM cannot run sequential injection or coil-on-plug ignition correctly.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Phaser stuck in retarded position
highOne of the most commonly reported causes for this code — check this first.
Related help
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