Diagnosis Procedure
- CHECK TURN SIGNAL LAMP POWER SUPPLY
With CONSULT
- Turn ignition switch OFF.
- Disconnect the following connectors.
- Front turn signal lamp
- Door mirror
- Rear combination lamp
- Turn ignition switch ON.
- Select "FLASHER" of "BCM" using CONSULT.
- Select "FLASHER" in "Active Test" mode.
- With operating the test items, check voltage between BCM harness connector and ground.Front turn signal lamp
+
-
Test item
Voltage
BCM
Connector
Terminal
RH
M120
19
Ground
FLASHER
RH
9 - 16 V
Off
0 V
LH
20
LH
9 - 16 V
Off
0 V
Side Turn Signal Lamp / Rear Turn Signal Lamp+
-
Test item
Voltage
BCM
Connector
Terminal
RH
M122
61
Ground
FLASHER
RH
9 - 16 V
Off
0 V
LH
60
LH
9 - 16 V
Off
0 V
Is the inspection result normal?
YES
GO TO 3.
NO
GO TO 2.
- CHECK TURN SIGNAL LAMP POWER SUPPLY CIRCUIT (SHORT)
- Turn ignition switch OFF.
- Disconnect BCM connector.
- Check continuity between BCM harness connector and ground.Front turn signal lamp
BCM
--
Continuity
Connector
Terminal
RH
M120
19
Ground
Not existed
LH
20
Side Turn Signal Lamp / Rear Turn Signal LampBCM
--
Continuity
Connector
Terminal
RH
M122
61
Ground
Not existed
LH
60
Is the inspection result normal?
YES
Replace BCM. Refer to Removal and Installation .
NO
Repair or replace harness.
- CHECK TURN SIGNAL LAMP POWER SUPPLY CIRCUIT (OPEN)
- Turn ignition switch OFF.
- Disconnect BCM connector.
- Check continuity between BCM harness connector and each turn signal lamp harness connector.Front turn signal lamp
BCM
Front turn signal lamp
Continuity
Connector
Terminal
Connector
Terminal
RH
M120
19
E66
1
Existed
LH
20
E65
Side Turn Signal LampBCM
Door mirror
Continuity
Connector
Terminal
Connector
Terminal
RH
M122
61
D33
2
Existed
LH
60
D3
Rear Turn Signal LampBCM
Rear combination lamp (Body side)
Continuity
Connector
Terminal
Connector
Terminal
RH
M122
61
B260
3
Existed
LH
60
B26
Is the inspection result normal?
YES
GO TO 4.
NO
Repair or replace harness.
- CHECK TURN SIGNAL LAMP GROUND CIRCUIT
Check continuity between each turn signal lamp harness connector and ground.
Front turn signal lampFront turn signal lamp
--
Continuity
Connector
Terminal
RH
E66
2
Ground
Existed
LH
E65
Side Turn Signal LampDoor mirror
--
Continuity
Connector
Terminal
RH
D33
19
Ground
Existed
LH
D3
Rear Turn Signal LampRear combination lamp
--
Continuity
Connector
Terminal
RH
B260
4
Ground
Existed
LH
B26
Is the inspection result normal?
YES
Front turn signal lamp: Replace the corresponding front turn signal lamp. Refer to Removal and Installation .
YES
Side turn signal lamp: Replace the corresponding side turn signal lamp. Refer to Disassembly and Assembly .
YES
Rear turn signal lamp: GO TO 5.
NO
Repair or replace harness.
- CHECK REAR TURN SIGNAL LAMP BULB
Check the applicable rear turn signal lamp bulb.
Is the inspection result normal?
YES
Check the corresponding rear turn signal lamp bulb socket and harness. Repair or replace if necessary.
NO
Replace the corresponding rear turn signal lamp bulb.