Signal Too Low (2007): Verification: Verification

HINT: After carrying out the repair, check that the fault has been remedied. 

Fig 1: Identifying Ignition ON

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Fig 2: Checking Connector

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• Ignition off
• Reinstall the connectors, components etc.
• Ignition on.

  Read off the signal from the manifold absolute pressure (MAP) sensor.

  Check that the signal is within its permitted range.

  HINT: The normal value (atmospheric pressure at sea level) is approximately 3.6 V at ignition on (open throttle). 

  Fig 3: Identifying VCT2000 Diagnostic Tool Symbol In VIDA (Volvo Scan Tool)

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  Fig 4: Identifying Manifold Absolute Pressure (MAP) Sensor

  Courtesy of VOLVO CARS CORPORATION

Is the signal within its permitted range? 

• YES 

  VERIFIED:  Troubleshooting has been completed.

• NO 

  Refer to INFORMATION