On-Vehicle Inspection

1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSY 
   1. Check the operation.
   1. Set the vehicle to inspection mode (see REPAIR INSTRUCTION ).
   2. Connect the hand-held tester to the DLC3.
      Fig 1: Connecting Hand-Held Tester To DLC3

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   3. Turn the power switch ON (IG).
   4. Turn the hand-held tester ON.
   5. Start the engine, then warm it up.
   6. Select the item: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST / VVT CTRL B1.
   7. Operate the OCV using the hand-held tester, then check the engine speed.

   Standard: 

   TESTER CONNECTION CONDITION SPECIFICATION
   
   

   Tester Operation	Specified Condition
   OCV is OFF	Normal engine speed
   OCV is ON	Rough idle or engine stall

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

INSPECT THROTTLE W/ MOTOR BODY ASSY 

1. Check the operation.

1. Disconnect the throttle control motor connector (see REPLACEMENT  ).
2. Connect the hand-held tester to the DLC3.
   Fig 2: Connecting Hand-Held Tester To DLC3

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Turn the power switch ON (IG).
4. Turn the hand-held tester ON.
5. Select the item: DIAGNOSIS / ENHANCED OBD II / DATA LIST / PRIMARY / THROTTLE POS.
6. Operate the link of the throttle with motor body by hand. When the throttle valve is fully opened, check that the value of the "THROTTLE POS" is within the specification.

   Standard: 60% or more 

   If the operation is not as specified, check the throttle with motor body, wire harness and ECM.

7. Clear the DTC (see DIAGNOSTIC TROUBLE CODES CHECK/CLEAR ).
8. Turn the hand-held tester OFF.
9. Turn the power switch OFF.
   NOTE: Be sure to turn the power switch OFF after clearing the DTC. 
10. Connect the throttle control motor connector.
11. Set the vehicle to inspection mode (see REPAIR INSTRUCTION ).
12. Turn the power switch ON (READY ON).
13. Warm up the engine.
14. Shift the transaxle position to D position, then check that the engine stops.

    HINT:

    • Check there is no load from the generator which impacts on the engine running.
    • If the engine does not stop, keep the engine running for a while with the transaxle position at P position, then repair step  14 .
    D POSITION DESCRIPTION
    
    

    D Position	Charging at HV Battery	Load of Power Generation
    Stopped	More than certain amount	No load or a little
    Running	Decreasing	Exists

15. Turn the hand-held tester ON.
16. Shift the transaxle position to P position, then start the engine.
17. Select the item: DIAGNOSIS / ENHANCED OBD II / DATA LIST / PRIMARY / ENGINE SPD.
18. Check that the engine speed is within the specification.

Standard: 950 to 1,050 RPM 

If the engine speed is as specified, leave the engine for 3 minutes and check the engine speed again. If necessary, check the throttle with motor body, wire harness and ECM.