BE
−
40
−
BODY ELECTRICAL
COMBINATION METER
1996 LAND CRUISER (RM451U)
23. INSPECT SEAT BELT WARNING RELAY CIRCUIT
Disconnect the connector from the relay and inspect the con-
nector on the wire harness side, as shown in the chart.
Tester connection
Condition
Specified condition
1
−
Ground
Constant
Continuity
4
−
Ground
Driver’s seat belt position UNFASTEN
Continuity
4
−
Ground
Driver’s seat belt position FASTEN
No continuity
7
−
Ground
Ignition key SET
Continuity
7
−
Ground
Ignition key Remove
No continuity
8
−
Ground
Driver’s door position OPEN
Continuity
8
−
Ground
Driver’s door position CLOSE
No continuity
5
−
Ground
Ignition switch position ON
Battery positive voltage
5
−
Ground
Ignition switch position LOCK or ACC
No voltage
9
−
Ground
Constant
Battery positive voltage
If circuit is as specified, try another relay.
If the circuit is not as specified, check the circuits connected to
other parts.
24. INSPECT ENGINE OIL LEVEL WARNING SWITCH
(a)
Check that there is continuity between terminal with the
switch each position.
(b)
Heat the switch to above 60
°
C (140
°
F) in an oil bath.
(c)
Check that there is continuity between terminals with the
switch ON (float up).
(d)
Check that there is no continuity between terminals with
the switch OFF (float down).
If operation is not as specified, replace the switch.
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Version 1.00 - 12/21/2010