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1. CHECK CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY

(a) Check the operation.

Connect the intelligent tester to the DLC3.

Turn the ignition switch ON.

Turn the intelligent tester main switch ON.

Start and warm up the engine.

Select the menu items: DIAGNOSIS /

ENHANCED OBD II / ACTIVE TEST / VVT

CTRL B1.

Operate the oil control valve using the intelligent tester, and then check the engine speed.

Standard condition

Condition

Specified Condition

Oil control valve is OFF

Normal engine speed

Oil control valve is ON

Rough idling or engine stalls

If the operation is not as specified, check the oil control valve, wire harness and ECM.

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