Code 0B0191 — Supply voltage — Undervoltage.

Procedure

1 Check the on-board voltage

Check the on-board voltage

1. Controller pin assignment

2. Pushbutton selector pin assignment

Procedure

  1. Using a voltmeter, check the voltage between +BATT / -BATT and
    between IGN / -BATT on the controller.

  2. Using a voltmeter, check the voltage between IGN / -BATT on the pushbutton selector.

2 Carry out ALADIN diagnosis

Procedure

    Clear event memory

  1. Clear event memory.

    Event memory cleared

    Event memory cleared (Check under ("Reporting > Event Memory > Check mark set")

  2. Possibly test drive

    Should the fault reoccur:

    Upload

  3. Perform an upload with the ALADIN diagnosis software.

  4. Then please contact the VOITH customer service.

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