7
-4
Apr. 2007
DSC48
1.3 TROUBLESHOOTING
Symptom
Cause
Action
All lamps on the instrument
panel do not come on.
If no sound comes from the MICOM unit and the LED
displays nothing
• Power is not supplied to the MICOM unit and lamps
on the instrument panel.
Power to the MICOM unit
(fuse, slow-blow fuse)
If sound comes from the MICOM unit and the LED
operates correctly
• Power is not supplied to the instrument
Check if the voltage
between the lamp power
wire and vehicle's body read
between DC 11 ~ 16 V.
Only the charge lamp and
oil lamp come on.
LED displays nothing.
(no relay sound from the
MICOM unit)
• Power is not supplied to the MICOM unit.
• The ground wire of the MICOM unit is faulty.
• Power to the MICOM unit
• Ground wire of the
MICOM unit
Only the charge lamp, oil
lamp and check lamp come
on and the LED displays
"H".
• The MICOM unit is faulty.
• Replace
All lamps or six lamps (except
the charge lamp, oil lamp and
coolant temperature lamp)
blink.
• The electrolyte level in the battery is too low and the
voltage drops when loaded.
• The power wire of the MICOM unit is not correctly
installed.
• The ground wire of the MICOM unit is not correctly
installed.
• Charge the battery
• Power to the MICOM unit
• Ground wire of the
MICOM unit
A lamp is malfunctioning.
• The bulb is blown.
• The lamp power wire has an open circuit.
• Replace
• Load to power
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Страница 251: ...Apr 2007 7 11 DSC48 2 3 WIRING DIAGRAM 417W717A...
Страница 262: ...7 22 Apr 2007 DSC48 4 3 WIRING DIAGRAM 417W723A...
Страница 281: ...417W758B B ON GND B GND 7 2 CIRCUIT DIAGRAM Apr 2007 7 41 DSC48...
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Страница 285: ...DSC48 INDEX...