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

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