Checking the tachometer: Verification

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

Fig 1: Engine Start Verification

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Connecting Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off.
• Reinstall the connectors, components etc.
• Start the engine.

  Check that the tachometer is working. Try increasing the engine speed. Check that the tachometer readings are within their permitted range.

Does the tachometer work? Is the value within its permitted range? 

• YES 

  VERIFIED:  Troubleshooting has been completed.

• NO 

  Refer to Information