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On-Vehicle Inspection

  1. CHECK VVT SENSOR OUTPUT VOLTAGE 
    Fig 1: Identifying ECM Connector Terminals
    G05268291Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Turn the ignition switch to the ON position.
    2. Check the voltage between the specified terminal and body ground.

      Standard voltage 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Position Specified Condition
      E8-23 (VC) - Body ground Ignition switch ON 5V
    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 

      VOLTAGE SPECIFICATION

      Sensor Position Terminal No. Voltage (High) Voltage (Low)
      Bank 1 (Intake side) VV1+ (E7-19) - VV1 - (E7-29) 3.75 to 4.50 V 0.50 to 1.25 V
      Bank 2 (Intake side) VV2+ (E7-18) - VV2- (E7-28) 3.75 to 4.50 V 0.50 to 1.25 V
      Bank 1 (Exhaust side) EV1+ (E7-25) - EV1- (E7-24) 3.75 to 4.50 V 0.50 to 1.25 V
      Bank 2 (Exhaust side) EV2+ (E7-23) - EV2- (E7-22) 3.75 to 4.50 V 0.50 to 1.25 V
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