Camshaft Timing Oil Control Valve Assembly - On-Vehicle Inspection

Lexus IS250 IS220d GSE20 ALE20 4GR-FSE ENGINE CONTROL SYSTEM

CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY - ON-VEHICLE INSPECTION

1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY
Camshaft Timing Oil Control Valve Assembly - On-Vehicle Inspection. 4GR-FSE ENGINE CONTROL SYSTEM. Lexus IS250 IS220d GSE20 ALE20

Connect the intelligent tester to the DLC3.

Turn the engine switch on (IG).

Turn the intelligent tester main switch ON.

Start and warm up the engine.

Idle the engine.

Select the following menus: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST / VVT CTRS or VVT CTRS B2 or VVT B1 or VVT B2 or VVT EX B1 or VVT EX B2.

  • Specified condition:
  • Tester OperationSpecified Condition
    OCV OFFNormal engine speed
    OCV ONEngine idles roughly or stalls soon after OCV switched from OFF to ON

If the result is not as specified, check the oil control valve and wirings.


  • HINT:
VVT CTRS: Command to activate exhaust and intake side oil control valves of bank 1.
VVT CTRS B1: Command to activate exhaust and intake side oil control valves of bank 2.
VVT B1: Command to activate intake side oil control valve of bank 1.
VVT B2: Command to activate intake side oil control valve of bank 2.
VVT EX B1: Command to activate exhaust side oil control valve of bank 1.
VVT EX B2: Command to activate exhaust side oil control valve of bank 2.