Faulty signal. 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 Ohmmeter
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- Connect an ohmmeter between terminal 16 on the breakout box and the battery negative terminal.

The ohmmeter should read approximately 0 Ω.

OK
Refer to Checking the signal cable
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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Fig 5: Connecting Connector

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Ignition off
Reinstall the connectors, components etc.
Ignition on.
Read off the status of the stop (brake) lamp switch.

Fig 6: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
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When the brake pedal is unaffected, the value should be OFF. When the brake pedal is depressed the value should be ON.

OK
VERIFIED: Troubleshooting has been completed.
NOT OK
Refer to Information