TROUBLESHOOTING
Faults
Time is not (correctly) displayed
Battery discharged
Combination instrument shows nothing
in the display
Speedometer in combination instru-
ment not functioning
Possible cause
Fuse 2 blown
Ignition not switched off when vehicle
was parked
Battery is not charged by alternator
Fuse 1 blown
Speedometer wiring harness is dam-
aged or plug-in connection is oxidized
Action
–
Change the fuses of individual power consumers.
(
p. 105)
–
Set the clock. (
p. 28)
–
Recharge the battery.
x
–
Check the charging voltage.
–
Check the quiescent current.
–
Change the fuses of individual power consumers.
(
p. 105)
–
Check the wiring harness and plug-in connection.
150
(
p. 101)
x
x