P0016 Toyota Highlander
Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A) · Powertrain Code · Critical · Repair: Moderate
What is P0016?
The crankshaft and camshaft position sensors on bank 1 are out of sync. Often caused by a stretched timing chain, jumped timing, or a failed VVT solenoid.
When the Toyota Highlander triggers code P0016 (crankshaft position - camshaft position correlation (bank 1 sensor a)), it typically points to an issue in the powertrain system. This is a critical 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 clogged or stuck on 2.5L or 3.5L V6
- Timing chain stretch on high-mileage 3.5L 2GR-FKS V6
- Crankshaft position sensor intermittent signal loss
- Low oil level or degraded oil causing VVT-i malfunction
Symptoms
- Hard starting or extended cranking before engine fires
- Rough idle with noticeable engine vibration
- Rattling or chain-slap noise on cold startup
- Reduced engine power and sluggish acceleration
- Check engine light illuminated
- Intermittent stalling at idle
Notes for Toyota Highlander
RAV4 and Highlander VVT-i valves are on the front of the cylinder head; accessible without major disassembly.