Checking components

Fig 1: Engine Start Verification

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off
• Reinstall the connectors
• Start the engine.

  Click on the VCT2000 symbol to read off the value for the throttle angle.

  Open the throttle slightly and check that the throttle angle signal increases with increased throttle angle.

  NOTE:

  In particular, check the signal in the area before closed position. (Close to idling speed).

  Other information: 

  • To connect the breakout box, see Connecting the breakout box. EMS 2000
  • For information about signals, see Signal specification .
  Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 3: Removing Throttle Position (TP) Sensor

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the throttle position (TP) sensor signal correct? 

• YES 

  Refer to Checking for air leakage 

• NO 

  Refer to Checking the component