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FAULT ENTRY: DATA BUS DRIVE FAULTY
MODELS AFFECTED: Models from '98
FAULT: When performing self diagnosis the fault 01312- Data bus drive faulty, is indicated as sporadic fault
without ABS warning light flashing before.
CAUSE: The ABS system isn't defective if the fault is indicated as sporadic. The entry is caused by a
software fault. Only when a permanent fault is indicated, the system is defective.
SOLUTION: If the fault is sporadic just delete the fault entry, no further repair needed. If data bus defective,
fault entry is permanent. Recode ABS control unit, check for short circuit on date cable. There is no affect
on ABS function.
this looks like it might be it
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