Toyota Tundra Service Manual: Inspection

Toyota Tundra Service Manual / Engine, Hybrid System / 1ur-fe Engine Control / Camshaft Oil Control Valve / Inspection

INSPECTION

PROCEDURE

1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 - 2

20°C (68°F)

6.9 to 7.9 Ω

If the result is not as specified, replace the camshaft timing oil control valve assembly.

(b) Connect the battery's positive (+) lead to terminal 1 and the negative (-) lead to terminal 2, and check the movement of the valve.

OK:

Condition

Specified Condition

Battery positive (+) voltage is applied

Valve moves in left arrow direction shown in the illustration

Battery positive (+) voltage is cut off

Valve moves in right arrow direction shown in the illustration

If the result is not as specified, replace the camshaft timing oil control valve assembly. If the valve cannot return properly because of foreign matter, a small pressure leak in the advanced direction may occur and a DTC may be output.
    Components

    Installation

    See More:

    Toyota Tundra Service Manual > Sfi System: Camshaft Position "A" Actuator Circuit (Bank 1) (P0010,P0020)
    DESCRIPTION This DTC is designed to detect opens or shorts in the camshaft oil control valve (OCV) circuit. If the OCV's duty-cycle is excessively high or low while the engine is running, the ECM will illuminate the MIL and store the DTC. The VVT (variable valve timing) system adjusts the intake and ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2023 Copyright www.ttundra.com
    0.009