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ELEC
SIGNALING SYSTEM
EAS00802
5. The oil level warning light fails to come on.
EAS00803
6. The fuel level indicator light fails to come
on.
1. Oil level warning light bulb and socket
• Check the oil level warning light bulb and
socket for continuity.
Refer to “CHECKING THE BULBS AND
BULB SOCKETS”
• Are the oil level warning light bulb and
socket OK?
YES
NO
Replace the oil level
warning light bulb,
socket or both.
2. Engine oil level gauge
• Drain the engine oil and remove the
engine oil level switch from the oil pan.
• Connect the pocket tester (
Ω
×
100) to the
engine oil level gauge as shown.
Positive tester probe
→
Connector
1
(white)
Negative tester probe
→
Body earth
2
!±
• Measure the engine oil level gauge resis-
tanse.
Oil level gauge resistance
!
108 ~ 132
Ω
at 20 °C
±
526 ~ 624
Ω
at 20 °C
• Is the engine oil level gauge OK?
YES
NO
Replace the engine
oil level gauge
3. Voltage
• Connect the pocket tester (DC 20 V) to the
meter assembly coupler (wire harness
side) as shown.
Positive tester probe
→
black/red
1
Negative tester probe
→
black/white
2
• Set the main switch to “ON”.
• Measure the voltage (DC 12 V) of black/
red
1
and black/white
2
at the meter
assembly coupler.
• Is the voltage within specification?
YES
NO
This circuit is OK. The wiring circuit
from the main switch
to the meter assem-
bly is faulty and must
be repaired.
1. Fuel level indicator light bulb and socket
• Check the fuel level indicator light bulb
and socket for continuity.
Refer to “CHECKING THE BULBS AND
BULB SOCKETS”
• Are the fuel level indicator light bulb and
socket OK?
YES
NO
Replace the fuel level
indicator light bulb,
socket or both.