Checking the component and wiring

Check the cable between engine control module (ECM) terminal #A22 (#A22) and mass air flow (MAF) sensor terminal #3. Check for a short-circuit to supply voltage.

Remedy as necessary.

Other information 

• See Connecting the breakout box
• See Signal specification
• See Mass air flow (MAF) sensor, replacing
• See Contents

Fig 1: Identifying Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying VCT2000 Diagnostic Tool

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Intake Air Temperature (IAT) Sensor

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Continue 

  Refer to Verification