P25E1
A Camshaft Position - Unable to Achieve Locked Position Bank 2
What it means
P25E1 means A Camshaft Position - Unable to Achieve Locked Position Bank 2.
Check these first
- A bank 2 A camshaft phaser that cannot reach its locked position
- Low engine oil pressure starving the bank 2 camshaft phaser
- A stuck bank 2 camshaft phaser lock pin
- A camshaft phaser solenoid not delivering oil on bank 2
What to do next
- Command the bank 2 A camshaft phaser lock on a scan tool
- Compare commanded and actual bank 2 camshaft position
- Check engine oil pressure and oil condition
- Test the bank 2 camshaft phaser solenoid circuit
- Replace the bank 2 A camshaft phaser if oil pressure and signal test good
- Clear the code and retest
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Updated
Generic SAE J2012 definition. Last updated 2026-10-10.