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LT-114
PARKING, LICENSE PLATE AND TAIL LAMPS
Revision: October 20052005 QX56
Terminals and Reference Values for BCMEKS00BAP
Terminal
No.Wire
colorSignal nameMeasuring condition
Reference value
(Approx.) Ignition
switchOperation or condition
2 SB Combination switch input 5 ONLighting, turn, wiper OFF
Wiper dial position 4
3 G/Y Combination switch input 4 ONLighting, turn, wiper OFF
Wiper dial position 4
4 Y Combination switch input 3 ONLighting, turn, wiper OFF
Wiper dial position 4
5 G/B Combination switch input 2
ONLighting, turn, wiper OFF
Wiper dial position 4
6 V Combination switch input 1
32 R/G Combination switch output 5 ONLighting, turn, wiper OFF
Wiper dial position 4
33 R/Y Combination switch output 4 ONLighting, turn, wiper OFF
Wiper dial position 4
34 L Combination switch output 3 ONLighting, turn, wiper OFF
Wiper dial position 4
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
SKIA5291E
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Terminals and Reference Values for IPDM E/REKS00BAQ
How to Proceed With Trouble DiagnosisEKS00BAR
1. Confirm the symptom or customer complaint.
2. Understand operation description and function description. Refer to LT- 1 0 8 , "
System Description" .
3. Carry out the Preliminary Check. Refer to LT- 11 5 , "
Preliminary Check" .
4. Check symptom and repair or replace the cause of malfunction.
5. Do the parking, license and tail lamps operate normally? If YES: GO TO 6. If NO: GO TO 4.
6. Inspection End.
Preliminary CheckEKS00BAS
CHECK POWER SUPPLY AND GROUND CIRCUIT
1. CHECK FUSES OR FUSIBLE LINK
Check for blown fuses or fusible link.
Refer to LT- 111 , "
Wiring Diagram — TAIL/L —" .
OK or NG
OK >> GO TO 2.
NG >> If fuse or fusible link is blown, be sure to eliminate cause of malfunction before installing new fuse
or fusible link. Refer to PG-4, "
POWER SUPPLY ROUTING CIRCUIT" .
35 O/B Combination switch output 2
ONLighting, turn, wiper OFF
Wiper dial position 4
36 R/W Combination switch output 1
38 W/L Ignition switch (ON) ON — Battery voltage
39 L CAN-H — — —
40 P CAN-L — — —
67 B Ground ON — 0V
70 W/B Battery power supply (fusible link) OFF — Battery voltage Terminal
No.Wire
colorSignal nameMeasuring condition
Reference value
(Approx.) Ignition
switchOperation or condition
SKIA5292E
Terminal
No.Wire
colorSignal nameMeasuring condition
Reference value
(Approx.) Ignition
switchOperation or condition
38 B Ground ON — 0V
39 L CAN-H — — —
40 P CAN-L — — —
57 R/LParking, license, and tail
lampONLighting switch
1ST positionOFF 0V
ON Battery voltage
59 B Ground ON — 0V
Unit Power source Fuse and fusible link No.
BCMBattery f
Ignition switch ON or START position 59
IPDM E/RBattery 53
Battery (Tail lamps ON) 37
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LT-116
PARKING, LICENSE PLATE AND TAIL LAMPS
Revision: October 20052005 QX56
2. CHECK POWER SUPPLY CIRCUIT
1. Disconnect BCM connectors.
2. Check voltage between BCM harness connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Check harness for open between BCM and fuse or fus-
ible link.
3. CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
OK or NG
OK >> Inspection End.
NG >> Check ground circuit harness.
CONSULT-II FunctionsEKS00BAT
Refer to LT-17, "CONSULT-II Function (BCM)" and LT- 2 0 , "CONSULT-II Function (IPDM E/R)" in HEAD-
LAMP (FOR USA).
Terminals Ignition switch position
(+)
(–) OFF ACC ON
ConnectorTe r m i n a l
(Wire color)
M18 38 (W/L)
Ground0V 0VBattery
voltage
M20 70 (W/B)Battery
voltageBattery
voltageBattery
voltage
WKIA1436E
Te r m i n a l s
Continuity
ConnectorTe r m i n a l
(Wire color)
M20 67 (B) Ground Yes
LIIA0915E
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Parking, License Plate and/or Tail Lamps Do Not IlluminateEKS00BAU
1. CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-II
Select "BCM" on CONSULT-II. With "HEAD LAMP" data monitor,
make sure "LIGHT SW 1ST" turns ON-OFF linked with operation of
lighting switch.
Without CONSULT-II
Refer to LT-100, "
Combination Switch Inspection" .
OK or NG
OK >> GO TO 2.
NG >> Check lighting switch. Refer to LT-100, "
Combination
Switch Inspection" .
2. ACTIVE TEST
With CONSULT-II
1. Select "IPDM E/R" on CONSULT-II, and select "ACTIVE TEST"
on "SELECT DIAG MODE" screen.
2. Select "EXTERNAL LAMPS" on "SELECT TEST ITEM" screen.
3. Touch "TAIL" on "ACTIVE TEST" screen.
4. Make sure parking, license plate and tail lamp operation.
Without CONSULT-II
1. Start auto active test. Refer to PG-22, "
Auto Active Test" .
2. Make sure parking, license plate and tail lamp operation.
OK or NG
OK >> GO TO 3.
NG >> GO TO 4.
3. CHECK IPDM E/R
1. Select "IPDM E/R" on CONSULT-II, and select "DATA MONI-
TOR" on "SELECT DIAG MODE" screen.
2. Make sure "TAIL & CLR REQ" turns ON when lighting switch is
in 1ST position.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and
Installation of IPDM E/R" .
NG >> Replace BCM. Refer to BCS-20, "
Removal and Installa-
tion of BCM" . When lighting switch is in
1ST position: LIGHT SW 1ST ON
SKIA5956E
Parking, license plate and tail lamp should operate
Parking, license plate and tail lamp should operate
WKIA1438E
When lighting switch is in
1ST position: TAIL & CLR REQ ON
SKIA5958E
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LT-118
PARKING, LICENSE PLATE AND TAIL LAMPS
Revision: October 20052005 QX56
4. CHECK INPUT SIGNAL
With CONSULT-II
1. Turn ignition switch OFF.
2. Disconnect front combination lamp, license plate lamp and rear combination lamp connectors.
3. Turn ignition switch ON.
4. Select "IPDM E/R" on CONSULT-II, and select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
5. Select "TAIL LAMP" on "SELECT TEST ITEM" screen.
6. Touch "ON" on "ACTIVE TEST" screen.
7. When tail lamp is operating, check voltage between front combination lamp, license plate lamp, rear com-
bination lamp harness connector and ground.
Without CONSULT-II
1. Start auto active test. Refer to PG-22, "
Auto Active Test" .
2. When tail lamp is operating, check voltage between front combination lamp, license plate lamp, rear com-
bination lamp harness connector and ground.
OK or NG
OK >> GO TO 6.
NG >> GO TO 5.
Te r m i n a l s
Vo ltag e Front combination lamp (+)
(–)
ConnectorTe r m i n a l
(Wire color)
RH E107
3 (R/L) Ground Battery voltage
LH E11
WKIA1900E
Te r m i n a l s
Vo ltag e License plate lamps (+)
(–)
ConnectorTe r m i n a l
(Wire color)
D703 + (R/L) Ground Battery voltage
WKIA1076E
Te r m i n a l s
Vo ltag e Rear combination lamp (+)
(–)
ConnectorTe r m i n a l
(Wire color)
RH B130
3 (R/L) Ground Battery voltage
LH B70
WKIA1901E
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5. CHECK PARKING, LICENSE PLATE AND TAIL LAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector and
front combination lamp harness connector.
4. Check continuity between IPDM E/R harness connector and
license plate lamps harness connector.
5. Check continuity between IPDM E/R harness connector and
rear combination lamp harness connector.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and
Installation of IPDM E/R" .
NG >> Repair harness or connector.
Te r m i n a l s
Continuity IPDM E/R Front combination lamp
ConnectorTe r m i n a l
(Wire color)ConnectorTe r m i n a l
(Wire color)
E124 57 (R/L)RH E107
3 (R/L) Yes
LH E11
WKIA1902E
Te r m i n a l s
Continuity IPDM E/R License plate lamps
ConnectorTe r m i n a l
(Wire color)ConnectorTe r m i n a l
(Wire color)
E124 57 (R/L) D703 + (R/L) Yes
WKIA1476E
Te r m i n a l s
Continuity IPDM E/R Rear combination lamp
ConnectorTe r m i n a l
(Wire color)ConnectorTe r m i n a l
(Wire color)
E124 57 (R/L)RH B130
3 (R/L) Yes
LH B70
WKIA1903E
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LT-120
PARKING, LICENSE PLATE AND TAIL LAMPS
Revision: October 20052005 QX56
6. CHECK GROUND
1. Turn ignition switch OFF.
2. Check continuity between front combination lamp harness con-
nector and ground.
3. Check continuity between license lamps plate harness connec-
tor and ground.
4. Check continuity between rear combination lamp harness con-
nector and ground.
OK or NG
OK >> Check bulbs.
NG >> Repair harness or connector.
Parking, License Plate and Tail Lamps Do Not Turn OFF (After Approx. 10 Min-
utes)
EKS00BAV
1. CHECK IPDM E/R
1. Turn ignition switch ON. Turn the combination switch (lighting switch) to the OFF position. Turn ignition
switch OFF.
2. Verify that the parking, license plate, and tail lamps turn on and off after approximately 10 minutes.
OK or NG
OK >> Ignition relay malfunction. Refer to PG-18, "Function of Detecting Ignition Relay Malfunction" .
NG >> Inspection End.
Te r m i n a l s
Continuity Front combination lamp
ConnectorTe r m i n a l
(Wire color)
RH E107
4 (B) Ground Yes
LH E11
WKIA1904E
Te r m i n a l s
Continuity License plate lamps
ConnectorTerminal
(Wire color)
D703 – (B) Ground Yes
WKIA1080E
Te r m i n a l s
Continuity Rear combination lamp
ConnectorTe r m i n a l
(Wire color)
RH B130
1 (B) Ground Yes
LH B70
WKIA1905E
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Front Parking LampEKS00BAW
BULB REPLACEMENT
For bulb replacement, refer to LT-31, "FRONT PARKING LAMP (INNER OR OUTER)" or LT-31, "FRONT
SIDE MARKER LAMP" .
Tail LampEKS00BAX
BULB REPLACEMENT
The tail lamp bulbs are not serviceable separately. Replace rear combination lamp. Refer to LT-122, "Removal
and Installation" .
License Plate LampEKS00BAY
BULB REPLACEMENT
1. Remove back door lower finisher. Refer to EI-42, "Removal and Installation" .
2. Turn bulb socket counterclockwise to remove it.
3. Pull bulb from socket.
Installation is in the reverse order of removal.