Toyota Tundra Service Manual > Sfi System: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1) (P0011,P0012,P0021,P0022)
DESCRIPTION The VVT system includes the ECM, Oil Control Valve (OCV) and VVT controller. The ECM sends a target duty-cycle control signal to the OCV. This control signal regulates the oil pressure supplied to the VVT controller. Camshaft timing control is performed according to engine operating cond ...
