Signal Too Low (2008-2010): Verification: Verification

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

Fig 1: Engine Start Verification

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Fig 2: Checking Connector

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• Ignition off
• Reinstall the connectors, components etc.
• Start the engine
• Read off the air conditioning (A/C) pressure
• A/C on
• Blower fan on.

  Check that the pressure increases in the air conditioning (A/C) system when the air conditioning (A/C) compressor engages. Also check that cold air blows out of the blower when at the coolest setting.

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

  Courtesy of VOLVO CARS CORPORATION
  Fig 4: Identifying Air Conditioning (A/C) Pressure Sensor

  Courtesy of VOLVO CARS CORPORATION

Is the function within its permitted range? 

• YES 

  VERIFIED:  Troubleshooting has been completed.

• NO 

  Refer to INFORMATION