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LT-58
< SERVICE INFORMATION >
TURN SIGNAL AND HAZARD WARNING LAMPS
• to rear combination lamp LH terminal 4
• through rear combination signal lamp LH terminal 6
• to grounds B7 and B19.
BCM sends signal to combination meter through CAN communication lines, and turns on turn signal indicator
lamp within combination meter.
RH Turn
When the turn signal switch is moved to the right position, the BCM, interpreting it as turn signal is ON, outputs
turn signal from BCM terminal 61.
The BCM supplies power
• through BCM terminal 61
• to front turn/fog lamp RH terminal 2
• through front turn/fog lamp RH terminal 3
• to grounds E9, E15 and E24,
• to door mirror RH terminal 15
• through door mirror RH terminal 11
• to grounds M57, M61 and M79 and
• to rear combination lamp RH terminal 4
• through rear combination lamp terminal 6
• to grounds B117 and B132.
BCM sends signal to combination meter through CAN communication lines, and turns on turn signal indicator
lamp within combination meter.
HAZARD LAMP OPERATION
Power is supplied at all times
• through 50A fusible link (letter f , located in the fuse and fusible link box)
• to BCM terminal 70, and
• through 10A fuse [No. 19, located in the fuse block (J/B)]
• to combination meter terminal 8.
Ground is supplied
• to BCM terminal 67 and
• to combination meter terminal 17
• through grounds M57, M61 and M79.
When the hazard switch is depressed, ground is supplied
• to BCM terminal 29
• through hazard switch terminal 2
• through hazard switch terminal 1
• through grounds M57, M61 and M79.
When the hazard switch is depressed, the BCM, interpreting it as hazard warning lamps are ON, outputs turn
signal from BCM terminals 60 and 61.
The BCM supplies power
• through BCM terminals 60 and 61
• to front turn/fog lamp LH and RH terminal 2
• through front turn/fog lamp LH and RH terminal 3
• to grounds E9, E15 and E24,
• to door mirror LH and RH terminal 15
• through door mirror LH and RH terminal 11
• to grounds M57, M61 and M79,
• to rear turn signal lamp LH terminal 1
• through rear turn signal lamp LH terminal 3
• to grounds B7 and B19, and
• to rear turn signal lamp RH terminal 4
• through rear turn signal lamp RH terminal 6
• to grounds B117 and B132.
BCM sends signal to combination meter through CAN communication lines, and turns on turn signal indicator
lamps within combination meter.
REMOTE KEYLESS ENTRY SYSTEM OPERATION
Power is supplied at all times
• through 50A fusible link (letter f , located in the fuse and fusible link box)
• to BCM terminal 70, and
• through 10A fuse [No. 19, located in the fuse block (J/B)]
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TURN SIGNAL AND HAZARD WARNING LAMPS
LT-59
< SERVICE INFORMATION >
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• to combination meter terminal 8.
Ground is supplied
• to BCM terminal 67 and
• to combination meter terminal 17
• through grounds M57, M61 and M79.
When the remote keyless entry system is triggered by input from the keyfob, the BCM, interpreting it as turn
signal is ON, outputs turn signal from BCM terminals 60 and 61.
The BCM supplies power
• through BCM terminals 60 and 61
• to front turn/fog lamp LH and RH terminal 2
• through front turn/fog lamp LH and RH terminal 3
• to grounds E9, E15 and E24,
• to door mirror LH and RH terminal 15
• through door mirror LH and RH terminal 11
• to grounds M57, M61 and M79,
• to rear turn signal lamp LH terminal 1
• through rear turn signal lamp LH terminal 3
• to grounds B7 and B19, and
• to rear turn signal lamp RH terminal 4
• through rear turn signal lamp RH terminal 6
• to grounds B117 and B132.
BCM sends signal to combination meter through CAN communication lines, and turns on turn signal indicator
lamps within combination meter.
With power and input supplied, the BCM controls the flashing of the hazard warning lamps when keyfob is
used to activate the remote keyless entry system.
COMBINATION SWITCH READING FUNCTION
Refer to BCS-3, "System Description".
CAN Communication System DescriptionINFOID:0000000003533405
Refer to LAN-4, "CAN Communication System".
Page 2267 of 3061
LT-60
< SERVICE INFORMATION >
TURN SIGNAL AND HAZARD WARNING LAMPS
Schematic
INFOID:0000000003533406
WKWA3654E
Page 2268 of 3061
TURN SIGNAL AND HAZARD WARNING LAMPS
LT-61
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Wiring Diagram - TURN -INFOID:0000000003533407
WKWA3655E
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LT-62
< SERVICE INFORMATION >
TURN SIGNAL AND HAZARD WARNING LAMPS
WKWA3656E
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TURN SIGNAL AND HAZARD WARNING LAMPS
LT-63
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Terminal and Reference Value for BCMINFOID:0000000003533408
Refer to BCS-11, "Terminal and Reference Value for BCM".
How to Proceed with Trouble DiagnosisINFOID:0000000003533409
1. Confirm the symptom or customer complaint.
2. Understand operation description and function description. Refer to LT-57, "
System Description" .
WKWA5143E
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LT-64
< SERVICE INFORMATION >
TURN SIGNAL AND HAZARD WARNING LAMPS
3. Perform preliminary check. Refer to LT-64, "Preliminary Check" .
4. Check symptom and repair or replace the component.
5. Do turn signal and hazard warning lamps operate normally? If YES: GO TO 6. If NO: GO TO 4.
6. Inspection End.
Preliminary CheckINFOID:0000000003533410
CHECK POWER SUPPLY AND GROUND CIRCUIT FOR BCM
Refer to BCS-15, "BCM Power Supply and Ground Circuit Inspection".
CONSULT-II Function (BCM)INFOID:0000000003533411
Refer to BCS-16, "CONSULT-II Function (BCM)".
CONSULT-II START PROCEDURE
Refer to GI-36, "CONSULT-II Start Procedure".
DATA MONITOR
Display Item List
ACTIVE TEST
Display Item List
Front Turn Signal Lamp Does Not OperateINFOID:0000000003533412
1.CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-II
Select "BCM" on CONSULT-II. With "FLASHER" data monitor, make
sure "TURN SIGNAL R" and "TURN SIGNAL L" turns ON-OFF
linked with operation of lighting switch.
Without CONSULT-II
Refer to LT-73, "
Combination Switch Inspection" .
OK or NG
OK >> GO TO 2.
NG >> Check lighting switch. Refer to LT-73, "
Combination Switch Inspection".
2.ACTIVE TEST
With CONSULT-II
Monitor item Contents
IGN ON SW "ON/OFF" Displays "IGN position (ON)/OFF, ACC position (OFF)" judged from the ignition switch signal.
HAZARD SW "ON/OFF" Displays "Hazard ON (ON)/Hazard OFF (OFF)" status, determined from hazard switch signal.
TURN SIGNAL R "ON/OFF" Displays "Turn right (ON)/Other (OFF)" status, determined from lighting switch signal.
TURN SIGNAL L "ON/OFF" Displays "Turn left (ON)/Other (OFF)" status, determined from lighting switch signal.
BRAKE SW "ON/OFF" Displays status of stop lamp switch.
Test item Description
FLASHER (RH) Turn signal lamp (right) can be operated by any ON-OFF operations.
FLASHER (LH) Turn signal lamp (left) can be operated by any ON-OFF operations.
When lighting switch is in
TURN RH position: TURN SIGNAL R ON
When lighting switch is in
TURN LH position: TURN SIGNAL L ON
SKIA4499E
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TURN SIGNAL AND HAZARD WARNING LAMPS
LT-65
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1. Select "FLASHER" during active test. Refer to LT-64, "CON-
SULT-II Function (BCM)" .
2. Make sure "FLASHER RH" and "FLASHER LH" operate.
Without CONSULT-II
GO TO 3.
OK or NG
OK >> Replace BCM. Refer to BCS-24, "BCM".
NG >> GO TO 3.
3.CHECK TURN SIGNAL LAMPS CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and front turn/fog lamp LH and RH
connectors.
3. Check continuity between BCM harness connector M20 terminal
60 and front turn/fog lamp LH harness connector E101 terminal
2.
4. Check continuity between BCM harness connector M20 terminal
61 and front turn/fog lamp RH harness connector E102 terminal
2.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4.CHECK GROUND
1. Check continuity between front turn/fog lamp LH harness con-
nector E101 terminal 3 and ground.
2. Check continuity between front turn/fog lamp RH harness con-
nector E102 terminal 3 and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector.
5.CHECK BULB
Check bulb standard of each turn signal lamp is correct. Refer to LT-138, "
Exterior Lamp".
OK or NG
OK >> Replace BCM if turn signal lamps do not work after setting the connector again. Refer to BCS-24,
"BCM".
NG >> Replace turn signal lamp bulb. Refer to LT-69, "
Bulb Replacement" .
Door Mirror Turn Signal Lamp Does Not OperateINFOID:0000000003533413
1.CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-II
SKIA6190E
60 - 2 : Continuity should exist.
61 - 2 : Continuity should exist.
WKIA1890E
3 - Ground : Continuity should exist.
3 - Ground : Continuity should exist.
WKIA1891E