B1605,B1653 and B1654
Symptom: When the car is being driven the main instrument display panel behaves as
though the ignition is switched on or off, i.e. the indicator and warning lamps light up for about
3 seconds and then go out while the instrument needles go to zero and then return to their
indicating positions.
Control module fault
Fault symptoms
When the car is being driven the main instrument display panel behaves as
though the ignition is switched on or off, i.e. the indicator and warning lamps light up for about
3 seconds and then go out while the instrument needles go to zero and then return to their
indicating positions.
Diagnostic procedure
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1.
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Clear the diagnostic trouble code, leave the
ignition on for about one minute and check whether the trouble code is generated
again.
If the trouble code does not recur, the fault was probably due to a computer error and
can be disregarded.
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Important
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If the fault is of such a nature that no malfunctioning is noticeable, or only very slight
malfunctioning, it can be disregarded.
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2.
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Continue fault diagnosis on
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