p0012
Moderate
Ford · SUVs
Camshaft Position Timing Over-Retarded (Bank 1)
Quick Answer
Error code P0012 on your Ford SUVs means: Camshaft Position Timing Over-Retarded (Bank 1). This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Low or dirty engine oil affecting VVT operation
  2. Faulty VVT solenoid (oil control valve) on bank 1
  3. Clogged oil passages to the VVT actuator
  4. Worn or stretched timing chain
  5. Failed camshaft phaser on bank 1
How to Fix It
1
Check engine oil level and condition; perform an oil change if overdue
2
Inspect and clean VVT solenoid screen on bank 1
3
Test VVT solenoid electrically for proper resistance
4
Verify oil pressure is within specification
5
Inspect timing chain tension and wear using a scan tool to compare cam-to-crank correlation
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Engine oil and filter
VVT solenoid (bank 1)
Camshaft phaser
Timing chain kit
Related Error Codes
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