P1012 Oil Control Valve/Variable Valve Lift LH Bank Close Malfunction
What does P1012 mean on a Toyota?
P1012 — Oil Control Valve/Variable Valve Lift LH Bank Close Malfunction. This Toyota-enhanced code applies to Camry, RAV4, Highlander with VVTL-i.
Common causes of P1012
- OCV stuck preventing lift disengagement
- Sludged valve mechanism
- Worn OCV spool
- Low oil pressure
- Controller fault
How to fix P1012
- Verify oil pressure and quality
- Command the OCV and watch lift response
- Clean sludge from the valve
- Test OCV electrical operation
- Replace the OCV per response tests