P0010 Toyota Highlander
Intake Camshaft Position Actuator Circuit (Bank 1) · Powertrain Code · High · Repair: Moderate
What is P0010?
The intake camshaft position actuator solenoid circuit on bank 1 has an electrical issue. Common causes include a faulty solenoid, wiring problem, or low oil pressure.
When the Toyota Highlander triggers code P0010 (intake camshaft position actuator circuit (bank 1)), it typically points to an issue in the powertrain system. This is a high severity code, so address it promptly to avoid further damage or safety concerns. Below you'll find the most common causes, symptoms, and repair options specific to the Toyota Highlander.
This repair is rated moderate, meaning some experience and specialty tools required.
Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your Toyota Highlander.
Common Causes on Toyota Highlander
- VVT-i oil control valve (OCV) solenoid stuck or failed — common on 2AR-FE and 2GR-FE engines above 100k miles
- Low oil pressure or sludge buildup restricting OCV screen — Toyota TSB 0116-09 addresses oil gel issues
- Damaged wiring or corroded connector at the OCV solenoid on bank 1
- Worn timing chain stretching beyond VVT-i compensating range
Symptoms
- Check Engine Light with rough idle on cold start
- Slight reduction in fuel economy (1-3 MPG)
- Engine may rattle briefly on startup before oil pressure builds
- Hesitation on acceleration from a stop
Notes for Toyota Highlander
On Toyota VVT-i engines, always check the OCV screen for debris before replacing the solenoid — a clogged screen is the most common root cause.