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Home >> Lexus >> 2002 >> ES 300 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1349 Or DTC P1354 >> Circuit Description

Circuit Description

NOTE: Variable Valve Timing (VVT) sensor is also known as camshaft position sensor.

The Variable Valve Timing (VVT) system controls intake valve timing in response to driving conditions. If valve timing does not change from current vale timing or current valve timing is fixed after engine is warmed up and engine speed is at 400-4000 RPM. Possible causes are: