headlamp INFINITI M35 2006 Factory Service Manual

LT-104
HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
Revision: 2006 January2006 M35/M45
6. CHECK HEADLAMP (RH SIDE) GROUND
1. Remove daytime light relay.
2. Check continuity between front headlamp RH harness connec-
tor (A) E47 terminal 2 and daytime light relay harness connector
(B) E34 terminal 3.
3. Check continuity between daytime light relay harness connector
E34 terminal 4 and ground.
OK or NG
OK >> GO TO 7.
NG >> Repair harness or connector.
7. CHECK DAYTIME LIGHT RELAY
Check continuity between terminal 3 and 4.
OK >> Check headlamp bulb and connecting condition combi-
nation lamp terminal connector.
NG >> Replace daytime light relay.2 – 3 : Continuity should exist.
SKIB4751E
4 – Ground : Continuity should exist.
SKIB4674E
3 – 4 : Continuity should exist.
SKIB4660E

HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
LT-105
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Revision: 2006 January2006 M35/M45
8. CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT COMBINATION LAMP
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector (A) and
front combination lamp (RH and LH) harness connector (B).
4. Check continuity between IPDM E/R harness connector (A) ter-
minal and ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-31, "Removal and Installation of IPDM E/R" .
NG >> Repair harness or connector.
RH High Beam Does Not Illuminate But LH High Beam IlluminatesNKS003PM
1. CHECK BULB
Check bulb of lamp.
OK or NG
OK >> GO TO 2.
NG >> Replace headlamp bulb.
2. CHECK HEADLAMP INPUT SIGNAL
With CONSULT-II
1. Disconnect front combination lamp RH connector.
2. Select “IPDM E/R” on CONSULT-II and select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
3. Touch “HI” screen.
4. When headlamp HI is operating, check voltage between front
combination lamp RH harness connector E47 terminal 6 and
ground. (Headlamp high beam repeats ON–OFF every 1 sec-
ond.)
Without CONSULT-II
1. Disconnect front combination lamp RH connector.
2. Start auto active test. Refer to PG-24, "
Auto Active Test" .
3. When headlamp HI is operating, check voltage between front
combination lamp RH harness connector E47 terminal 6 and
ground.
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
CircuitAB
Continuity
Connector Terminal Connector Terminal
RH
E727 E47 6
Ye s
LH 28 E54 6
A
GroundContinuity
Connector Terminal
RH
E727
No
LH 28
SKIB4753E
6 – Ground : Battery voltage
6 – Ground : Battery voltage
SKIB4749E

LT-106
HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
Revision: 2006 January2006 M35/M45
3. CHECK CONTINUITY BETWEEN IPDM E/R AND FRONT COMBINATION LAMP
1. Ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector (A) E7
terminal 27 and front combination lamp RH harness connector
(B) E47 terminal 6.
4. Check continuity between IPDM E/R harness connector (A) E7
terminal 27 and ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-31, "Removal and
Installation of IPDM E/R" .
NG >> Repair harness or connector.
4. CHECK HEADLAMP GROUND (1)
1. Turn ignition switch OFF.
2. Remove daytime light relay.
3. Check continuity between front combination lamp RH harness
connector (A) E47 terminal 2 and daytime light relay harness
connector (B) E34 terminal 3.
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector.
5. CHECK HEADLAMP GROUND (2)
Check continuity between daytime light relay harness connector E34
terminal 4 and ground.
OK or NG
OK >> GO TO 6.
NG >> Repair harness or connector.27 – 6 : Continuity should exist.
27 – Ground : Continuity should not exist.
SKIB4755E
2 – 3 : Continuity should exist.
SKIB4751E
4 – Ground : Continuity should exist.
SKIB4674E

HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
LT-107
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Revision: 2006 January2006 M35/M45
6. CHECK DAYTIME RELAY
Check continuity between terminal 3 and 4.
OK >> Check connecting condition front combination lamp RH
harness connector.
NG >> Replace daytime light relay.
LH High Beam Does Not Illuminate But RH High Beam IlluminatesNKS003PN
1. CHECK BULB
Check bulb of lamp.
OK or NG
OK >> GO TO 2.
NG >> Replace bulb of lamp.
2. CHECK HEADLAMP INPUT SIGNAL
With CONSULT-II
1. Disconnect front combination lamp LH connector.
2. Select “IPDM E/R” on CONSULT-II and select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
3. Touch “HI” screen.
4. When headlamp high beam is operating, check voltage between
front combination lamp LH harness connector E54 terminal 6
and ground. (Headlamp high beam repeats ON–OFF every 1
second.)
Without CONSULT-II
1. Disconnect front combination lamp LH connector.
2. Start auto active test. Refer to PG-24, "
Auto Active Test" .
3. When headlamp high beam is operating, check voltage between
front combination lamp LH harness connector E54 terminal 6
and ground.
OK or NG
OK >> GO TO 3.
NG >> GO TO 4.3 – 4 : Continuity should exist.
SKIB4660E
6 – Ground : Battery voltage
6 – Ground : Battery voltage
SKIB4749E

LT-108
HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
Revision: 2006 January2006 M35/M45
3. CHECK HEADLAMP GROUND
1. Turn ignition switch OFF.
2. Check continuity headlamp harness connector E54 terminal 2
and ground.
OK or NG
OK >> Check connecting condition front headlamp LH connec-
tor harness.
NG >> Repair harness or connector.
4. CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT COMBINATION LAMP
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector and front combination lamp LH connector.
3. Check continuity between IPDM E/R harness connector (A) E7
terminal 28 and front combination lamp LH harness connector
(B) E54 terminal 6.
4. Check continuity between IPDM E/R harness connector (A) E7
terminal 28 and ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-31, "Removal and
Installation of IPDM E/R" .
NG >> Repair harness or connector.2 – Ground : Continuity should exist.
SKIB4750E
28 – 6 : Continuity should exist.
28 – Ground : Continuity should not exist.
SKIB4757E

HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
LT-109
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Revision: 2006 January2006 M35/M45
Headlamp Low Beam Does Not Illuminate (Both Sides)NKS003PO
1. CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-II
Select “BCM” on CONSULT-II. With “HEAD LAMP” data monitor,
make sure “HEAD LAMP SW 1” and “HEAD LAMP SW 2” turns ON-
OFF linked with operation of lighting switch.
Without CONSULT-II
Refer to LT-240, "
Combination Switch Inspection" .
OK or NG
OK >> GO TO 2.
NG >> Check lighting switch. Refer to LT- 2 4 0 , "
Combination
Switch Inspection" .
2. HEADLAMP ACTIVE TEST
With CONSULT-II
1. Select “IPDM E/R” on CONSULT-II, and select “ACTIVE TEST”
on “SELECT DIAG MODE” screen.
2. Select “LAMPS” on “SELECT TEST” ITEM screen.
3. Touch “LO” screen.
4. Make sure headlamp low beam operation.
Without CONSULT-II
1. Start auto active test. Refer to PG-24, "
Auto Active Test" .
2. Make sure headlamp low beam 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 “HL LO REQ” turns ON when lighting switch is in
2ND position.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-31, "Removal and
Installation of IPDM E/R" .
NG >> Replace BCM. Refer to BCS-17, "
Removal and Installa-
tion of BCM" . When lighting switch is 2ND
position: HEAD LAMP SW 1 ON
: HEAD LAMP SW 2 ON
PKIA6325E
Headlamp low beam should operate.
Headlamp low beam should operate.
SKIA5774E
When lighting switch is 2ND position : HL LO REQ ON
SKIA5780E

LT-110
HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
Revision: 2006 January2006 M35/M45
4. CHECK HEADLAMP INPUT SIGNAL
With CONSULT-II
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH and LH connector.
3. Select “IPDM E/R” on CONSULT-II. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
4. Select “LAMPS” on “SELECT TEST ITEM” screen.
5. Touch “LO” screen.
6. When headlamp low beam is operating, check voltage between
headlamp (RH and LH) harness connector and ground.
Without CONSULT-II
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH and LH connector.
3. Start auto active test. Refer to PG-24, "
Auto Active Test" .
4. When headlamp low beam is operating, check voltage between headlamp (RH and LH) harness connec-
tor and ground.
OK or NG
OK >> GO TO 5.
NG >> GO TO 6.
5. CHECK HEADLAMP GROUND
1. Turn ignition switch OFF.
2. Check continuity between front combination lamp (RH and LH)
harness connector terminal and ground.
OK or NG
OK >> Check headlamp harness, connectors, ballasts (HID
control unit), and xenon bulbs. Refer to LT- 11 5 , "
Xenon
Headlamp Trouble Diagnosis" .
NG >> Repair harness or connector.
Terminal
Vo l ta g e (+)
(-)
Front combination lamp
connectorterminal
RH E47 8
Ground Battery voltage
LH E54 8
Terminal
Voltage (+)
(-)
Front combination lamp
connectorterminal
RH E47 8
Ground Battery voltage
LH E54 8
SKIB4758E
Front combination lamp
connectorTerminal
GroundContinuity
RH E47 4
Ye s
LH E54 4
SKIB4759E

HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
LT-111
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Revision: 2006 January2006 M35/M45
6. CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT COMBINATION LAMP
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector (A) ter-
minal and front combination lamp (RH and LH) harness connec-
tor (B) terminal.
4. Check continuity between IPDM E/R harness connector (A) ter-
minal and ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-31, "Removal and Installation of IPDM E/R" .
NG >> Repair harness or connector.
CircuitAB
Continuity
Connector Terminal Connector Terminal
RH
E720 E47 8
Ye s
LH 30 E54 8
A
GroundContinuity
Connector Terminal
RH
E720
No
LH 30
SKIB4760E

LT-112
HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
Revision: 2006 January2006 M35/M45
Headlamp Low Beam Does Not Illuminate (One Side)NKS003PP
1. CHECK BULB
Check ballast (HID control unit) and xenon bulb of lamp which does not illuminate. Refer to LT- 11 5 , "
Xenon
Headlamp Trouble Diagnosis" .
OK or NG
OK >> GO TO 2.
NG >> Repair malfunctioning part.
2. CHECK HEADLAMP INPUT SIGNAL
With CONSULT-II
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH or LH connector.
3. Select “IPDM E/R” on CONSULT-II. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
4. Select “LAMPS” on “SELECT TEST ITEM” screen.
5. Touch “LO” screen.
6. When headlamp low beam is operating, check voltage between
headlamp RH or LH harness connector and ground.
Without CONSULT-II
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH or LH connector.
3. Start auto active test. Refer to PG-24, "
Auto Active Test" .
4. When headlamp low beam is operating, check voltage between headlamp RH or LH harness connector
and ground.
OK or NG
OK >> GO TO 3.
NG >> GO TO 4.
Terminal
Vo l ta g e (+)
(-)
Front combination lamp
connectorTerminal
RH E47 8
Ground Battery voltage
LH E54 8
Terminal
Voltage (+)
(-)
Front combination lamp
connectorTerminal
RH E47 8
Ground Battery voltage
LH E54 8
SKIB4758E

HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
LT-113
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Revision: 2006 January2006 M35/M45
3. CHECK HEADLAMP GROUND
1. Turn ignition switch OFF.
2. Check continuity between front combination lamp RH or LH har-
ness connector and ground.
OK or NG
OK >> Check connecting condition headlamp harness connec-
tor.
NG >> Repair harness or connector.
4. CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT COMBINATION LAMP
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector (A) and
front combination lamp RH or LH harness connector (B).
4. Check continuity between IPDM E/R harness connector (A) and
ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-31, "Removal and Installation of IPDM E/R" .
NG >> Repair harness or connector.
Front combination lamp
connectorTe r m i n a l
GroundContinuity
RH E47 4
Ye s
LH E54 4
SKIB4759E
CircuitAB
Continuity
Connector Terminal Connector Terminal
RH
E720 E47 8
Ye s
LH 30 E54 8
A
GroundContinuity
Connector Terminal
RH
E720
No
LH 30
SKIB4760E