94 Motorcaravan - 09/21-0 - GLO-MJ22-00EN
14Troubleshoo ting
14.1 Electrical system
When the living area battery is changed, only use batteries of the same
type.
See Chapter 9 for changing the fuses
Fault Cause Remedy
Interior lighting does not
work
Bulb is defective Unscrew cover of the re-
levant light, replace bulb.
Note volts and watts spe-
cifications
Fuse on the transformer/
rectifier is defective
Replace fuse on the
transformer/rectifier
The electrically operated
entrance step cannot be
moved in or out
Fuse on the transformer/
rectifier is defective
Replace fuse on the
transformer/rectifier
No 230 V power supply
despite connection
230 V automatic circuit
breaker has triggered
Switch on 230 V automa-
tic circuit breaker
Starter or living area bat-
tery is not charged when
operated in 230 V mode
40 A strip fuse on the
starter battery or on the
living area battery faulty
Changing the 40 A strip
fuse on the starter batte-
ry or on the living area
battery
Charger module in the
transformer/rectifier is
defective
Contact customer service
Living area battery is not
charged during vehicle
operation
Fuse on terminalD+ of
the alternator is defective
Replace fuse
Disconnector relay in the
transformer/rectifier is
defective
Contact customer service
12 V indicator lamp does
not light up
12 V power supply swit-
ched off
Switch 12 V power sup-
ply on
Battery cut-off switch on
the transformer/rectifier is
switched off
Set battery cut-off switch
to on
Starter or living area bat-
tery is not charged
Charge the starter or li-
ving area battery
Disconnector relay in the
transformer/rectifier is
defective
Contact customer service
Flat fuse (2 A) in the li-
ving area battery is de-
fective
Replace flat fuse (2 A) in
the living area battery
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