Fault in the sensor circuit. Permanent fault: 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: Check after repair that the fault has been rectified.

HINT: Proceed as follows:

Fig 1: Identifying Ignition OFF

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Switch off the ignition.
Switch off all power consuming components such as the courtesy lighting and the radio.

Fig 2: Breakout Box
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Fig 3: Identifying Ohm Meter
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- Connect an ohmmeter between terminal 16 on the breakout box and the battery negative terminal.

The ohmmeter should read approximately 0Ω.

OK
Refer to Checking the alternating current
NOT OK
Refer to Information

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

Fig 4: Identifying Ignition ON

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Ignition off.
Reinstall the connectors, components etc.
Disconnect VCT 2000 so that the diagnostics are stopped.
Ignition on.

Fig 5: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
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- Test drive the car according to Test driving .
- Stop the car. Do not switch off the ignition.
- Connect VCT 2000 to the VIDA station. Connect the VIDA station to the data link connector (DLC) in the car.
- Read off diagnostic trouble codes (DTCs).
Fig 6: Checking Freewheel Function (Poly V-Belt Removed)
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Has the diagnostic trouble code (DTC) disappeared?

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