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On-Vehicle Inspection

  1. CHECK VVT SENSOR OUTPUT VOLTAGE 
    Fig 1: Identifying ECM Connector Terminals
    GTY221340Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Turn the ignition switch to ON.
    2. Check the voltage between the specified terminal and body ground.

      Standard voltage

      Tester Connection Position Specified Condition
      E9-23 (VC) - Body ground Ignition switch ON 5 V
    3. While turning the crankshaft pulley by hand, measure the voltage between each terminal. Check that the voltage changes between the High range and Low range shown in the table below.

      Standard voltage

      Sensor Position Terminal No. Voltage (High) Voltage (Low)
      Bank 1 (Intake side) VV1+ (E11-19) - VV1- (E11-29) 3.75 to 4.50 V 0.50 to 1.25 V
      Bank 2 (Intake side) VV2+ (E11-18) - VV2- (E11-28) 3.75 to 4.50 V 0.50 to 1.25 V
      Bank 1 (Exhaust side) EV1+ (E11-25) - EV1- (E11-24) 3.75 to 4.50 V 0.50 to 1.25 V
      Bank 2 (Exhaust side) EV2+ (E11-23) - EV2- (E11-22) 3.75 to 4.50 V 0.50 to 1.25 V
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