Engine Error
P0021
A Camshaft Position - Timing Over-Advanced or System Performance (Bank 2)
Severity
Medium
Symptoms
Engine stalling, hard starting, rattling noise from the engine
Common Causes
- Faulty VVT control solenoid on Bank 2
- Clogged engine oil passages
- Worn timing chain
- Defective camshaft phaser
How to Fix
- 1 Replace Bank 2 VVT solenoid
- 2 Perform oil and filter change
- 3 Clean oil control valve filter
- 4 Replace camshaft phaser sprocket
Estimated Repair Cost
USD
$50
–
$1200
VVT Solenoid: $150 - $300; Phaser: $400 - $1,200