Battery TOYOTA LAND CRUISER 1996 J80 Owner's Guide

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 connectionConditionSpecified condition
1 − GroundConstantContinuity
4 − GroundDriver’s seat belt position UNFASTENContinuity
4 − GroundDriver’s seat belt position FASTENNo continuity
7 − GroundIgnition key SETContinuity
7 − GroundIgnition key RemoveNo continuity
8 − GroundDriver’s door position OPENContinuity
8 − GroundDriver’s door position CLOSENo continuity
5 − GroundIgnition switch position ONBattery positive voltage
5 − GroundIgnition switch position LOCK or ACCNo voltage
9 − GroundConstantBattery 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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Z06300
BrightDark 2
3
Extinguished
1
−
BODY ELECTRICAL COMBINATION METER
BE−41
1996 LAND CRUISER (RM451U)
25. INSPECT ENGINE OIL LEVEL WARNING CIRCUIT
Disconnect the switch connector and inspect the connector on
wire harness side, as shown.
Tester connectionConditionSpecified condition
2 − GroundConstantContinuity
If continuity is not as specified, inspect the wire harness or
ground point.
26. INSPECT ENGINE OIL LEVEL WARNING LIGHT
(a) Disconnect the connector from the switch.
(b) Ground terminal 1 on the wire harness connector.
(c) Turn the ignition switch ON, and check that the warning
light lights up approximately 40 seconds later.
If the warning light does not light up, inspect bulb or wire har-
ness.
27. INSPECT LIGHT CONTROL RHEOSTAT
(a) Connect terminals 1 and 3 through a 3.4 W test bulb.
(b) Connect the positive (+) lead from the battery to terminal
1 and the negative ( −) lead to terminal 2.
(c) Turn the rheostat knob to fully counterclockwise, and
check that the test bulb goes out.
(d) Gradually turn the rheostat knob to clockwise, and check
that the test bulb brightness changes from dark to bright.
If operation is not as specified, replace the rheostat.
HINT:
Adjust the brightness of illumination lights by rheostat.
A/C Control Assembly
Antenna Switch
Ash Receptacle
Audio
Center Diff. Lock Switch
Cigarette Lighter
Defogger Switch
Hazard Warning Switch
Shift Lever
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Z06302
−
BODY ELECTRICAL POWER WINDOW CONTROL SYSTEM
BE−47
1996 LAND CRUISER (RM451U) OFF
1 −
2 − 11 − 14Continuity
DOWN1 − 2 − 11
7 − 8 − 14Continuity
Rear Right Switch (Window lock):
Switch positionTester connectionSpecified condition
UP7 − 8 − 11Continuity
OFF11 − 14Continuity
DOWN7 − 8 − 14Continuity
If continuity is not as specified, replace the master switch.
2. INSPECT POWER WINDOW MASTER SWITCH ILLU-
MINATION
(a) Set the window lock switch to the unlock position.
(b) Connect the positive (+) lead from the battery to terminal 7 and the negative ( −) lead to terminal 1, and check that
all the illuminations light up.
(c) Set the window lock switch to the lock position, and check that all the passenger’s power window switch illumina-
tions go out.
If operation is not as specified, replace the master switch.
3. Using an ammeter: INSPECT ONE TOUCH POWER WINDOW SYSTEM
(a) Disconnect the connector from the master switch.
(b) Connect the positive (+) lead from the ammeter to termi- nal 6 on the wire harness side connector and the negative
(−) lead to negative terminal of the battery.
(c) Connect the positive (+) lead from the battery to terminal 13 on the wire harness side connector.
(d) As the window goes down, check that the current flow is up to approximately 7 A.
(e) Check that the current increases approximately 14.5 A or more when the window stops going down.
HINT:
The circuit breaker opens some 4 − 40 seconds after the win-
dow stops going down, so that check must be made before the
circuit breaker operates.
If the operation is as specified, replace the master switch.
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Z06303
Z06304
BE−48
−
BODY ELECTRICAL POWER WINDOW CONTROL SYSTEM
1996 LAND CRUISER (RM451U)
4. Using an ammeter with a current − measuring probe:
INSPECT ONE TOUCH POWER WINDOW SYSTEM
(a) Remove the master switch with connector connected.
(b) Attach a current−measuring probe to terminal 6 of the
wire harness.
(c) Turn the ignition switch ON, and set the power window switch in the down position.
(d) As the window goes down, check that the current flow is up to approximately 7 A.
(e) Check that the current increases approximately 14.5 A or more when the window stops going down.
HINT:
The circuit breaker opens some 4 − 40 seconds after the win-
dow stops going down, so check must be made before the cir-
cuit breaker operates.
If operation is as specified, replace the master switch.
5. INSPECT POWER WINDOW SWITCH CONTINUITY
Switch positionTester connectionSpecified condition
UP1 − 5, 3 − 4Continuity
OFF1 − 2, 3 − 4Continuity
DOWN1 − 2, 4 − 5Continuity
If continuity is not as specified, replace the switch.
6. Front Door:
INSPECT LEFT SIDE DOOR POWER WINDOW MO-
TOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal
3 and the negative ( −) lead to terminal 1, and check that
the motor turns clockwise.
(b) Reverse the polarity, and check that the motor turns coun-
terclockwise.
If operation is not as specified, replace the motor.
7. Rear Door: INSPECT LEFT SIDE DOOR POWER WINDOW MO-
TOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal 1 and the negative ( −) lead to terminal 2, and check that
the motor turns counterclockwise.
(b) Reverse the polarity, and check that the motor turns
clockwise.
If operation is not as specified, replace the motor.
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Z06307
Z06308
Z06309
14
Z06310
4
1
−
BODY ELECTRICAL POWER WINDOW CONTROL SYSTEM
BE−49
1996 LAND CRUISER (RM451U)
8. INSPECT DRIVER’S DOOR PTC OPERATION
(a) Disconnect the connector from the master switch.
(b) Connect the positive (+) lead from the battery to terminal
6 and the negative ( −) lead to terminal 13 on the wire har-
ness side connecter and raise the window to full closed
position.
(c) Continue to apply voltage, check that the current changes
from approximately 14 A to less that 1 A within 4 to 90 se-
conds.
(d) Disconnect the leads from terminals.
(e) After approximately 90 seconds, connect the positive (+) lead from the battery to terminal 13 and negative ( −) lead
to terminal 6, check that the window beginsto desced.
If operation is not as specified, replace the motor.
9. INSPECT PASSENGER’S DOOR PTC OPERATION
(a) Disconnect the connector from the power window switch.
(b) Connect the positive (+) lead from the battery to terminal 1 and the negative ( −) lead to terminal 4 on the wire har-
ness side connector, and raise the window to full closed
position.
(c) Connect the positive (+) lead from the battery to terminal 1 on the wire harness side connector.
(d) Disconnect the leads from terminals.
(e) After approximately 90 seconds, connect the positive (+)
lead from the battery to terminal 4 and negative ( −) lead
to terminal 1, check that the window begins to descend.
If operation is not as specified, replace the motor.
10. INSPECT P ASSENGER’S DOOR MOT OR OPERATION
(a) Connect the positive (+) lead from the battery to terminal 1 and the negative ( −) lead to terminal 3, and check that
the motor turns clockwise.
(b) Reverse the polarity, and check that the motor turns coun-
terclockwise.
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BE−50
−
BODY ELECTRICAL POWER WINDOW CONTROL SYSTEM
1996 LAND CRUISER (RM451U)
11. INSPECT REAR RIGHT SIDE DOOR MOTOR OPER-
AION
(a) Connect the positive (+) lead from the battery to terminal
2 and the negative ( −) lead to terminal 1, and check that
the motor turns counterclockwise.
(b) Reverse the polarity, and check that the motor turns clockwise.
If operation is not as specified, replace the motor.
12. INSPECT RIGHT SIDE PTC OPERATION
13. INSPECT POWER MAIN RELAY CONTINUITY
ConditionTester connectionSpecified condition
Constant1 − 3Continuity
Apply B+ between
terminals 1 and 3.2 − 4Continuity
If continuity is not as specified, replace the relay.
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−
BODY ELECTRICAL POWER DOOR LOCK CONTROL SYSTEM
BE−53
1996 LAND CRUISER (RM451U)
(a) Connect the positive (+) lead from the battery to terminal
2 and the negative ( −) lead to terminal 4, and check that
the door lock link moves to UNLOCK position.
(b) Remove the polarity, and check that the door lock link move to LOCK position.
If operation is not as specified, replace the door lock assembly.
6. Using an ammeter: INSPECT PTC THERMISTOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal 2.
(b) Connect the positive (+) lead from the ammeter to termi- nal 4 and the negative ( −) lead to battery negative ( −) ter-
minal, and check that the current changes from approxi-
mately 3.2 A to less than 0.5 A within 20 to 70 seconds.
(c) Disconnect the leads from terminals.
(d) After approximately 60 seconds, connect the positive (+) lead from the battery to terminal 4 and the negative ( −)
lead to terminal 2, and check that the door lock moves to
LOCK position.
If operation is not as specified, replace the door lock assembly.
7. Using an ammeter with a current−measuring probe: INSPECT PTC THERMISTOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal 2 and the negative ( −) lead to terminal 4.
(b) Attach a current−measuring probe to either the positive (+) lead or the negative ( −) lead, and check that the cur-
rent changes from approximately 3.2 A to less than 0.5 A
within 20 to 70 seconds.
(c) Disconnect the leads from terminals.
(d) After approximately 60 seconds, reverse the polarity, and
check that the door lock moves to LOCK position.
If operation is not as specified, replace the door lock assembly.
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−
BODY ELECTRICAL POWER DOOR LOCK CONTROL SYSTEM
BE−55
1996 LAND CRUISER (RM451U)9 −
Ground
Driver’s door key lock and unlock switch position
UNLOCK (Door key turned to unlock)Continuity
10 − GroundDoor lock manual switch position OFF or
UNLOCKNo continuity
10 − GroundDoor lock manual switch position LOCKContinuity
11 − Ground
Door lock manual switch and passenger’s door
key lock and unlock switch position OFF or
UNLOCK
No continuity
11 − GroundDoor lock manual switch and passenger’s door
key lock and unlock switch position UNLOCKContinuity
12 − Ground
Driver’s and passenger’s door key lock and
unlock switch position OFF or UNLOCK (Door
key free or turned to unlock)
No continuity
12 − GroundDriver’s or passenger’s door key lock and unlock
switch position LOCK (Door key turned to lock)Continuity
14 − GroundPassenger’s door courtesy switch position OFF
(Door closed)No continuity
14 − GroundPassenger’s door courtesy switch position ON
(Door opened)Continuity
16 − GroundConstantContinuity
1 − GroundIgnition switch position LOCK or ACCNo voltage
1 − GroundIgnition switch position ONBattery positive voltage
8 − GroundConstantBattery positive voltage
If circuit is as specified, inspect the door lock signal.
If the circuit is not as specified, inspect the circuits connected
to other parts.
11. INSPECT DOOR LOCK SIGNAL
HINT:
When the relay circuit is as specified, inspect the door lock sig-
nal.
(a) Connect the connector to the relay.
(b) Connect the positive (+) lead from the voltmeter to termi-
nal 3 and the negative ( −) lead to terminal 4.
(c) Set the door lock manual switch to UNLOCK, and check
that the voltage rises from 0 V to battery positive voltage
for approximately 0.2 seconds.
(d) Reverse the polarity of the voltmeter leads.
(e) Set the door lock manual switch to LOCK, and check that the voltage rises from 0 V to battery positive voltage for
approximately 0.2 seconds.
If operation is not as specified, replace the relay.
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BE−56
−
BODY ELECTRICAL POWER DOOR LOCK CONTROL SYSTEM
1996 LAND CRUISER (RM451U)
12. NSPECT KEY−OFF POWER WINDOW SIGNAL
HINT:
When the relay circuit is as specified, inspect the key −off power
window signal.
(a) Connect the connector to the relay.
(b) Connect the positive (+) lead from the voltmeter to termi- nal 15 and the negative ( −) lead to terminal 16.
(c) Close the door with ignition switch truned to LOCK or ACC, check that the meter needle indicates battery posi-
tive voltage.
(d) Open the door, check that the meter needle indicates 0 V.
(e) Turn the ignition switch ON, check that the meter needle
indicate battery positive voltage again.
If operation is not as specified, replace the relay.
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BE1ML−01
BE−58
−
BODY ELECTRICAL SLIDING ROOF SYSTEM
1996 LAND CRUISER (RM451U)
INSPECTION
1. INSPECT SLIDING ROOF SWITCH CONTINUITY
Switch positionTester connectionSpecified condition
SLIDE OPEN3 − 4Continuity
SLIDE OFF−No continuity
SLIDE CLOSE4 − 6Continuity
TILT DOWN2 − 4Continuity
TILT OFF−No continuity
TILT UP5 − 4Continuity
If continuity is not as specified, replace the switch.
2. INSPECT SLIDING ROOF LIMIT SWITCH CONTINUITY
Switch positionTester connectionSpecified condition
No.1 limit switch OFF
(SW pin released)−No continuity
No.1 limit switch ON(SW pin pushed in)1 − 5Continuity
No.2 limit switch OFF
(SW pin released)−No continuity
No.2 limit switch ON(SW pin pushed in)4 − 5Continuity
If continuity is not as specified, replace the switch.
3. INSPECT SLIDING ROOF MOTOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal
1 and the negative ( −) lead to terminal 3, and check that
the motor turns clockwise.
(b) Reverse the polarity, and check that the motor turns to clockwise.
If operation is not as specified, replace the motor.
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