battery TOYOTA LAND CRUISER 1986 Factory Service Manual
[x] Cancel search | Manufacturer: TOYOTA, Model Year: 1986, Model line: LAND CRUISER, Model: TOYOTA LAND CRUISER 1986Pages: 3115, PDF Size: 54.88 MB
Page 270 of 3115
BE2E1-01
1 MULTI DISPLAY DOES NOT OPERATE
I25794
10
9
14 16
8ACC Fuse
ECU-B1 Fuse
Body Control ECU
and Transponder
ECU A/C Contlor Assy
Ground ACC
+B
SECURITYA/C TEMP
GND Multi Display Assembly
11
ECU-IG Fuse IG
1
2 3
UART+
UART-TC
Combination Meter Body Control ECU
Combination Meter BE-178
- BODY ELECTRICALMULTI DISPLAY
2551 Author: Date:
2004 LAND CRUISER (RM1071U)
MULTI DISPLAY
TROUBLESHOOTING
HINT:
Troubleshoot the Multi Display according to the table below.
w/ Navigation System (See PageDI-1 151)
TroubleshootingNo.
Multi disolay does not operate.1
Clock loses or gains time.2
Drive monitor function malfunction.3
Outer temperature display malfunction.4
Security indicator does not light up.(See page DI-953)
± 1.5 seconds / day
1. TROUBLESHOOTING NO.1
(a) Check that the battery positive voltage is 10 - 16 V.
If voltage is not as specified, replace the battery.
(b) Check that the ECU-IG, ECU-B and ACC fuses are not
blown.
If the fuse is blown, replace the fuse and check for short.
(c) Troubleshoot the multi display as follows.
HINT:
Inspect the connector on the wire harness side.
Page 271 of 3115
Ye s
Ye sNo
No
Is there battery positive voltage between terminal IG and
body ground?
Is there battery positive voltage between terminal +B and
body ground?
Replace multi display.IG wire harness faulty.
Ye sNo
Is there battery positive voltage between terminal GND and
body ground?Ground wire harness faulty. +B wire harness faulty.
Ye sNo
Is there battery positive voltage between terminal ACC and
body ground?ACC wire harness faulty.
2 CLOCK LOSES OR GAINS TIME
Ye s
Is there battery positive voltage between terminal +B and
body ground?
Adjust clock or replace multi display.Bellow 10 V
Locate cause and repair, or recharge battery.
Ye s
Is there battery positive voltage between terminal ACC and
body ground?Bellow 10 V
Locate cause and repair, or recharge battery.
- BODY ELECTRICALMULTI DISPLAY
BE-179
2552 Author: Date:
2004 LAND CRUISER (RM1071U)
2. TROUBLESHOOTING NO.2
(a) Check that the battery positive voltage is 10 - 16 V.
If voltage is not as specified, replace the battery.
(b) Inspect the error of the clock.
Allowable error (per day): ± 1.5 seconds
If the error exceeds the allowable error, replace the multi display.
(c) Check that the clock adjusting button is sticking in position and has failed to return.
If the error exceeds the allowable error, replace the multi display.
(d) Troubleshoot the clock as follows.
HINT:
Inspect the connector on the wire harness side.
Page 272 of 3115
3 DRIVE MONITOR FUNCTION MALFUNCTION
Ye s
Does cotinuity exists waire harness between combination meter and
multi display?
Replace multi display.No Repair or replace wire harness.
Ye s
Is combination meter operation normaly?Go to Combination Meter No
4 OUTER TEMPERATURE DISPLAY MALFUNCTION
Ye s
Does cotinuity exists waire harness between A/C control Assy and
multi display?
Replace multi display.No Repair or replace wire harness.
Ye s
Is A/C operation normaly?Go to Air Conditioner System No
BE-180
- BODY ELECTRICALMULTI DISPLAY
2553 Author: Date:
2004 LAND CRUISER (RM1071U)
3. TROUBLESHOOTING NO.3
(a) Check that the battery positive voltage is 10 - 16 V.
If voltage is not as specified, replace the battery.
(b) Troubleshoot the drive monitor function as follows.
HINT:
Inspect the connector on the wire harness side.
4. TROUBLESHOOTING NO.4
(a) Check that the battery positive voltage is 10 - 16 V.
If voltage is not as specified, replace the battery.
(b) Troubleshoot the outer temperature display as follows.
HINT:
Inspect the connector on the wire harness side.
Page 276 of 3115
I20746
Wire Harness Side:
BE2E7-01
I24663
- BODY ELECTRICALOVERHEAD JUNCTION BLOCK
BE-185
2558 Author: Date:
2004 LAND CRUISER (RM1071U)
INSPECTION
1. INSPECT OVERHEAD JUNCTION BLOCK ASSEMBLY
Disconnect the connector from the overhead J/B and inspect
the connector on the wire harness side, as shown.
Tester connectionConditionSpecified condition
1 - GroundConstantContinuity
8 - GroundConstantBattery positive voltage
11 - GroundIgnition switch OFF or ACCNo voltage11 Ground
Ignition switch ONBattery positive voltage
If continuity is not as specified, repair or replace the wire har-
ness.
2. Overhead J/B side:
INSPECT OVERHEAD JUNCTION BLOCK ASSEMBLY
Circuit nameTester connectionSpecified condition
Power source circuitA8 - B6 - E6Continuity
Ground circuitA1 - B2 - E8 - D3Continuity
Microphone circuitB10 - G4Continuity
Microphone circuitB9 - G2Continuity
If continuity is not as specified, replace the overhead J/B as-
sembly.
Page 279 of 3115
I06225
2 3
UNLOCK
I06226
2 3
LOCK
I06223
2 3
UNLOCK
I06224
2 3
LOCK
I06221
UNLOCK
2 3
- BODY ELECTRICALPOWER DOOR LOCK CONTROL SYSTEM
BE-89
2462 Author: Date:
2004 LAND CRUISER (RM1071U)
6. Front door:
INSPECT DOOR LOCK MOTOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal
3 and the negative (-) lead to terminal 2, and check that
the door lock link moves to UNLOCK position.
(b) Reverse the polarity and check that the door lock link
moves to LOCK position.
If operation is not as specified, replace the door lock assembly.
7. Rear door:
INSPECT DOOR LOCK MOTOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal
3 and the negative (-) lead to terminal 2, and check that
the door lock link moves to UNLOCK position.
(b) Reverse the polarity and check that the door lock link
moves to LOCK position.
If operation is not as specified, replace the door lock assembly.
8. Back door:
INSPECT DOOR LOCK MOTOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal
3 and the negative (-) lead to terminal 2, and check that
the door lock link moves to UNLOCK position.
Page 280 of 3115
I06222
2 3
LOCK
I06242
UNLOCK
2
3
I06226
2 3
LOCK
I06244
2 3
UNLOCK
I06245
2 3
LOCK BE-90
- BODY ELECTRICALPOWER DOOR LOCK CONTROL SYSTEM
2463 Author: Date:
2004 LAND CRUISER (RM1071U)
(b) Reverse the polarity and check that the door lock link
moves to LOCK position.
If operation is not as specified, replace the door lock assembly.
9. Front door:
INSPECT PTC THERMISTOR OPERATION (Using an
ammeter)
(a) Connect the negative (-) lead from the battery to terminal
2.
(b) Connect the positive (+) lead from the ammeter to termi-
nal 3 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) Approximately 60 seconds later, connect the positive (+)
lead from the battery to terminal 2 and the negative (-)
lead to terminal 3, and check that the door lock moves to
the LOCK position.
If operation is not as specified, replace the door lock assembly.
10. Rear door:
INSPECT PTC THERMISTOR OPERATION (Using an
ammeter)
(a) Connect the negative (-) lead from the battery to terminal
2.
(b) Connect the positive (+) lead from the ammeter to termi-
nal 3 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) Approximately 60 seconds later, connect the positive (+)
lead from the battery to terminal 2 and the negative (-)
lead to terminal 3, and check that the door lock moves to
the LOCK position.
If operation is not as specified, replace the door lock assembly.
Page 281 of 3115
I06246
2 3
UNLOCK
I06222
2 3
LOCK
I06248
2 3UNLOCK
I06226
2 3
LOCK
I06250
2 3
UNLOCK
- BODY ELECTRICALPOWER DOOR LOCK CONTROL SYSTEM
BE-91
2464 Author: Date:
2004 LAND CRUISER (RM1071U)
11. Back door:
INSPECT PTC THERMISTOR OPERATION (Using an
ammeter)
(a) Connect the negative (-) lead from the battery to terminal
2.
(b) Connect the positive (+) lead from the ammeter to termi-
nal 3 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) Approximately 60 seconds later, connect the positive (+)
lead from the battery to terminal 2 and the negative (-)
lead to terminal 3, and check that the door lock moves to
the LOCK position.
If operation is not as specified, replace the door lock assembly.
12. Front door:
INSPECT PTC THERMISTOR OPERATION (Using an
ammeter with a current-measuring probe)
(a) Connect the positive (+) lead from the battery to terminal
3 and the negative (-) lead to terminal 2.
(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) Approximately 60 seconds later, reverse the polarity, and
check that the door lock moves to the LOCK position.
If operation is not as specified, replace the door lock assembly.
13. Rear door:
INSPECT PTC THERMISTOR OPERATION (Using an
ammeter with a current-measuring probe)
(a) Connect the positive (+) lead from the battery to terminal
3 and the negative (-) lead to terminal 2.
(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.
Page 282 of 3115
I06251
2 3
LOCK
I06252
2 3
UNLOCK
I06222
2 3
LOCK BE-92
- BODY ELECTRICALPOWER DOOR LOCK CONTROL SYSTEM
2465 Author: Date:
2004 LAND CRUISER (RM1071U)
(c) Disconnect the leads from terminals.
(d) Approximately 60 seconds later, reverse the polarity, and
check that the door lock moves to the LOCK position.
If operation is not as specified, replace the door lock assembly.
14. Back door:
INSPECT PTC THERMISTOR OPERATION (Using an
ammeter with a current-measuring probe)
(a) Connect the positive (+) lead from the battery to terminal
3 and the negative (-) lead to terminal 2.
(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) Approximately 60 seconds later, reverse the polarity, and
check that the door lock moves to the LOCK position.
If operation is not as specified, replace the door lock assembly.
Page 285 of 3115
N21376
Wire Harness Side:
123 4 56 78910
h-10-1-c
N13659
6
5
I06161
78
I06162
78
BE-1 18
- BODY ELECTRICALPOWER MIRROR CONTROL SYSTEM
2491 Author: Date:
2004 LAND CRUISER (RM1071U)
4. INSPECT MIRROR SWITCH CIRCUIT
Disconnect the connector from the switch and inspect the con-
nector on the wire harness side.
Tester connectionConditionSpecified condition
8 - GroundConstantContinuity
4 - GroundIgnition switch position LOCKNo voltage
4 - GroundIgnition switch position ACC or ONBattery positive voltage
If the circuit is not as specified, inspect the circuits connected
to other parts.
5. INSPECT INDICATOR LIGHT OPERATION
Connect the positive (+) lead from the battery to terminal 5 and
the negative (-) lead to terminal 6, and check that the indicator
light does not light up, replace the switch.
6. INSPECT MIRROR MOTOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal
8 and the negative (-) lead to terminal 7, and check that
the mirror turns to the left side.
(b) Reverse the polarity, and check that the mirror turns to the
right side.
Page 286 of 3115
I06163
67
I06164
67
- BODY ELECTRICALPOWER MIRROR CONTROL SYSTEM
BE-1 19
2492 Author: Date:
2004 LAND CRUISER (RM1071U)
(c) Connect the positive (+) lead from the battery to terminal
6 and the negative (-) lead to terminal 7, and check that
the mirror turns upward.
(d) Reverse the polarity, and check that the mirror turns
downward.
If operation is not as specified, replace the mirror assembly.