Signal missing. Permanent fault: Verification: Verification

WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.

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 Control Unit

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition off.
Reconnect the connectors, reinstall components etc.
DSA control module connected.
Start the engine.
Read off the load signal. Check that the value is OK.

HINT: Normal range idling with the engine at operating temperature, neutral selected and the air conditioning (A/C) off: approximately 36 μs. This value increases with load.

Fig 3: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the value of the load signal OK?

YES
VERIFIED: Troubleshooting has been completed.
NO
Refer to Information