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VVT Sensor: Inspection

NOTE: "Cold" and "Hot" in these sentences express the temperature of the sensors themselves. "Cold" is from - 10°C (14°F) to 50°C (122°F) and "Hot" is from 50 °C (122°F) to 100°C (212°F). 
  1. REMOVE THROTTLE BODY COVER 
  2. REMOVE INTAKE MANIFOLD ASSEMBLY (See  REMOVAL  ) 
  3. INSPECT VVT SENSOR RESISTANCE 
    1. Disconnect the VVT sensor connector.
    2. Using an ohmmeter, measure the resistance between the terminals.
      Fig 1: Measuring Resistance Between VVT Sensor Connector Terminals
      G02636352Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Resistance: 

      RESISTANCE SPECIFICATION

      Cold 835 to 1,400 Ω
      Hot 1,060 to 1,645 Ω

      If the resistance is not as specified, replace the sensor.

    3. Reconnect the VVT sensor connector.
    4. Connect the VVT sensor connector.
  4. REINSTALL INTAKE MANIFOLD ASSEMBLY (See  INSTALLATION  ) 
  5. REINSTALL THROTTLE BODY COVER 
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