B1705
Symptom: The speedometer needle indicates the wrong speed and may point to 250
km/h at the end of the dial.
Speed signal faulty
Fault symptoms
The speedometer needle indicates the wrong speed and may point to 250
km/h at the end of the dial.
Diagnostic procedure
1.
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Clear the trouble code, drive the car for a few
minutes at different speeds and check whether the trouble code recurs.
If the trouble code does not recur, the fault was probably due to a computer error and
can be disregarded.
If the trouble code recurs, continue speedometer fault diagnosis as described on
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