Checking Ground Terminal

Checking the ground terminals

Connecting the breakout box
Connect the breakout box. See Connecting the breakout box, Audio control module Connecting the Breakout Box.





Continue - Checking the ground terminal

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Checking the ground terminal








- Ignition off
- Main unit disconnected.
- Switch off all equipment that takes power from the battery (courtesy lighting, radio etc).
Connect an ohmmeter between terminal #26 on the breakout box and the battery negative terminal.








ohms
The ohmmeter should read approximately 0.

OK - FAULT FOUND

Not OK - contact resistance and oxidation

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Checking for open-circuits, contact resistance and oxidation
Check ground terminal 31/84 and the wiring connected to it. Check for an open-circuit according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault. Check for contact resistance and oxidation according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.





Select "Continue" when the fault has been remedied.

Continue - Verification

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Verification








- Ignition off
- Main unit / audio control module disconnected.
- Switch off all equipment that takes power from the battery (courtesy lighting, radio etc).
Connect an ohmmeter between terminal #26 on the breakout box and the battery negative terminal.




ohms
The ohmmeter should read 0.

Yes - FAULT FOUND

No - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
The fault should be diagnosed and remedied. Since this is not the case the fault-tracing process has failed.
Complete the fault-tracing for those fault or try again.

Do you want to terminate fault-tracing at this time?

Yes - Exit fault-tracing

No - Attempt New Test

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Attempt New Test - Connecting the breakout box

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