turn signal INFINITI M35 2007 Factory Service Manual

ACTIVE AFS
LT-169
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LT
Revision: 2007 April2007 M35/M45
4. CHECK SWIVEL POSITION SENSOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front combination lamp LH connector.
3. Turn ignition switch ON.
4. Check voltage between front combination lamp LH harness con-
nector and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector.
5. CHECK SWIVEL POSITION SENSOR SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect AFS control unit connector.
3. Check continuity between AFS control unit harness connector
(A) and front combination lamp LH harness connector (B).
OK or NG
OK >> Replace front combination lamp LH (swivel position sen-
sor malfunction). Refer to LT- 1 9 1 , "
Removal and Instal-
lation of Front Combination Lamp" .
NG >> Repair harness or connector.
6. CHECK SWIVEL POSITION SENSOR GROUND
Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> GO TO 7.
NG >> Check connector for connection, bend and loose fit. If it
is normal, replace AFS control unit. Refer to LT- 1 9 2 , "
Removal and Installation of AFS Control
Unit" .
Terminals
Voltage
(Approx.) (+)
(-)
Front combination
lamp LH connectorTerminal
E53 15 Ground 4.0 - 6.0 V
PKIC0647E
AB
Continuity
Connector Terminal Connector Terminal
F110 29 E53 14 Yes
PKIC0660E
Terminals
Voltage
(Approx.) (+)
(-)
AFS control unit
connectorTerminal
F110 27 Ground 0 V
PKIC0661E

ACTIVE AFS
LT-171
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LT
Revision: 2007 April2007 M35/M45
10. CHECK SWIVEL POSITION SENSOR SIGNAL CIRCUIT (SHORT CIRCUIT)
1. Turn ignition switch OFF.
2. Disconnect AFS control unit connector.
3. Check continuity between AFS control unit harness connector
and ground.
OK or NG
OK >> Replace front combination lamp LH (swivel position sen-
sor malfunction). Refer to LT- 1 9 1 , "
Removal and Instal-
lation of Front Combination Lamp" .
NG >> Repair harness or connector.
11 . CHECK SWIVEL POSITION SENSOR POWER SUPPLY CIRCUIT (SHORT CIRCUIT)
1. Turn ignition switch OFF.
2. Disconnect AFS control unit connector.
3. Check continuity between AFS control unit harness connector
and ground.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 2 , "Removal
and Installation of AFS Control Unit" .
NG >> Repair harness or connector.
AFS control unit
connectorTerminal
GroundContinuity
F110 29 No
SKIB4969E
AFS control unit
connectorTerminal
GroundContinuity
F110 24 No
PKIC0664E

ACTIVE AFS
LT-175
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LT
Revision: 2007 April2007 M35/M45
DTC B2514 HI SEN UNUSUAL RRNKS003QQ
1. CHECK HEIGHT SENSOR SIGNAL
1. Turn ignition switch ON.
2. Select “ADAPTIVE LIGHT” on CONSULT-II. Select “DATA
MONITOR” on “SELECT DIAG MODE” screen.
3. Check “HI SEN OTP RR” in “Data Monitor”.
OK or NG
OK >> GO TO 2.
NG >>

If voltage is less than approx. 0.25V, GO TO 3.

If voltage is more than approx. 4.75V, GO TO 7.
2. CHECK HEIGHT SENSOR POWER SUPPLY
Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> The height sensor system is normal at present.
NG >> Replace AFS control unit. Refer to LT- 1 9 2 , "
Removal
and Installation of AFS Control Unit" .
3. CHECK HEIGHT SENSOR SIGNAL
Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 2 , "Removal
and Installation of AFS Control Unit" .
NG >>

If voltage is less than approx. 0.25V, GO TO 4.

If voltage is more than approx. 4.75V, GO TO 7. HI SEN OTP RR : Approx. 0.25 – 4.75 V
SKIB4793E
Terminals
Voltage
(Approx.) (+)
(-)
AFS control unit
connectorTerminal
F110 6 Ground 4.0 - 6.0 V
PKIC0667E
Terminals
Voltage
(Approx.) (+)
(-)
AFS control unit
connectorTerminal
F110 28 Ground 0.25 - 4.75 V
PKIC0668E

LT-176
ACTIVE AFS
Revision: 2007 April2007 M35/M45
4. CHECK HEIGHT SENSOR POWER SUPPLY
Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> GO TO 5.
NG >> GO TO 9.
5. CHECK HEIGHT SENSOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect height sensor connector.
3. Turn ignition switch ON.
4. Check voltage between height sensor harness connector and
ground.
OK or NG
OK >> GO TO 6.
NG >> Repair harness or connector.
6. CHECK HEIGHT SENSOR SIGNAL CIRCUIT
1. Disconnect AFS control unit connector.
2. Check continuity between AFS control unit harness connector
(A) and height sensor harness connector (B).
OK or NG
OK >> Replace height sensor. Refer to LT- 1 9 3 , "Removal and
Installation of Height Sensor" .
NG >> Repair harness or connector.
Te r m i n a l s
Voltage
(Approx.) (+)
(-)
AFS control unit
connectorTerminal
F110 6 Ground 4.0 - 6.0 V
PKIC0667E
Terminals
Voltage
(Approx.) (+)
(-)
Height sensor
connectorTerminal
B468 1 Ground 4.0 - 6.0 V
PKIC0669E
AB
Continuity
Connector Terminal Connector Terminal
F110 28 B103 2 Yes
PKIC0670E

LT-178
ACTIVE AFS
Revision: 2007 April2007 M35/M45
10. CHECK HEIGHT SENSOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect height sensor connector.
3. Turn ignition switch ON.
4. Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> GO TO 11.
NG >> GO TO 12.
11 . CHECK HEIGHT SENSOR SIGNAL CIRCUIT (SHORT CIRCUIT)
1. Disconnect AFS control unit connector.
2. Check continuity between AFS control unit harness connector
and ground.
OK or NG
OK >> Replace height sensor. Refer to LT- 1 9 3 , "Removal and
Installation of Height Sensor" .
NG >> Repair harness or connector.
12. CHECK HEIGHT SENSOR POWER SUPPLY CIRCUIT (SHORT CIRCUIT)
1. Turn ignition switch OFF.
2. Disconnect AFS control unit connector.
3. Check continuity between AFS control unit harness connector
and ground.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 2 , "Removal
and Installation of AFS Control Unit" .
NG >> Repair harness or connector.
Terminals
Voltage
(Approx.) (+)
(-)
AFS control unit
connectorTerminal
F110 6 Ground 4.0 - 6.0 V
PKIC0673E
AFS control unit
connectorTerminal
GroundContinuity
F110 28 No
SKIB4970E
AFS control unit
connectorTerminal
GroundContinuity
F110 6 No
PKIC0674E

ACTIVE AFS
LT-179
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LT
Revision: 2007 April2007 M35/M45
DTC B2521 ECU CIRCNKS003QR
1. CHECK SENSOR POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> GO TO 2.
NG >>

If voltage is less than approx. 4 V, GO TO 3.

If voltage is more than approx. 6 V, GO TO 4.
2. CHECK SENSOR SIGNAL
Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 2 , "Removal
and Installation of AFS Control Unit" .
NG >>

If voltage is less than approx. 0.25 V, GO TO 5.

If voltage is more than approx. 4.75 V, GO TO 6.
3. CHECK SENSOR POWER SUPPLY CIRCUIT (GROUND SHORT CIRCUIT)
1. Turn ignition switch OFF.
2. Disconnect AFS control unit connector.
3. Check continuity between AFS control unit harness connector
and ground.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 2 , "Removal
and Installation of AFS Control Unit" .
NG >> GO TO 7.
(+)
(-)Voltage
(Approx.) AFS control unit
connectorTe r m i n a l
F1104
Ground 4.0 - 6.0 V 6
24
PKIC0675E
(+)
(-)Voltage
(Approx.) AFS control unit
connectorTe r m i n a l
F1109
Ground 0.25 - 4.75 V 28
29
PKIC0676E
AFS control unit
connectorTerminal
GroundContinuity
F1104
No 6
24
PKIC0677E

LT-180
ACTIVE AFS
Revision: 2007 April2007 M35/M45
4. CHECK SENSOR POWER SUPPLY CIRCUIT (IGN POWER SUPPLY SHORT CIRCUIT)
1. Turn ignition switch OFF.
2. Disconnect AFS control unit connector.
3. Turn ignition switch ON.
4. Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 2 , "Removal
and Installation of AFS Control Unit" .
NG >> GO TO 8.
5. CHECK SENSOR SIGNAL CIRCUIT (GROUND SHORT CIRCUIT)
1. Turn ignition switch OFF.
2. Disconnect AFS control unit connector.
3. Check continuity between AFS control unit harness connector
and ground.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 2 , "Removal
and Installation of AFS Control Unit" .
NG >> GO TO 7.
6. CHECK SENSOR SIGNAL CIRCUIT (IGN POWER SUPPLY SHORT CIRCUIT)
1. Turn ignition switch OFF.
2. Disconnect AFS control unit connector.
3. Turn ignition switch ON.
4. Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 2 , "Removal
and Installation of AFS Control Unit" .
NG >> GO TO 8.
(+)
(-)Voltage
(Approx.) AFS control
unit connectorTerminal
F1104
Ground 0 V 6
24
PKIC0678E
AFS control unit
connectorTe r m i n a l
GroundContinuity
F1109
No 28
29
PKIC0679E
(+)
(-)Voltage
(Approx.) AFS control unit
connectorTerminal
F1109
Ground 0 V 8
29
PKIC0680E

ACTIVE AFS
LT-181
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LT
Revision: 2007 April2007 M35/M45
7. CHECK SENSOR SIGNAL AND POWER SUPPLY CIRCUIT (GROUND SHORT CIRCUIT)
1. Disconnect height sensor connector, front combination lamp LH and RH connector.
2. Check continuity between AFS control unit harness connector
and ground.
OK or NG
OK >> Replace height sensor, front combination lamp LH or RH with malfunction at the preceding pro-
cess 3 or 5. Refer to LT- 1 9 3 , "
Removal and Installation of Height Sensor" or LT- 1 9 1 , "Removal
and Installation of Front Combination Lamp" .
NG >> Repair harness or connector.
8. CHECK SENSOR SIGNAL AND POWER SUPPLY CIRCUIT (IGN POWER SUPPLY SHORT CIRCUIT)
1. Turn ignition switch OFF.
2. Disconnect height sensor connector, front combination lamp LH and RH connector.
3. Turn ignition switch ON.
4. Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> Replace height sensor, front combination lamp LH or RH with malfunction at the preceding pro-
cess 4 or 6. Refer to LT- 1 9 3 , "
Removal and Installation of Height Sensor" or LT- 1 9 1 , "Removal
and Installation of Front Combination Lamp" .
NG >> Repair harness or connector.
AFS control unit
connectorTerminal
GroundContinuity
F1104
No 6
9
24
28
29
PKIC0681E
(+)
(-)Voltage
(Approx.) AFS control unit
connectorTerminal
F1104
Ground 0 V 6
9
24
28
29
PKIC0682E

LT-186
ACTIVE AFS
Revision: 2007 April2007 M35/M45
Circuit)" .
AFS Switch Does Not OperateNKS003QU
1. CHECK AFS SWITCH SIGNAL 1
1. Turn ignition switch ON.
2. Select “ADAPTIVE LIGHT” on CONSULT-II. Select “DATA
MONITOR” on “SELECT DIAG MODE” screen.
3. Make sure that “AFS SW” turn ON-OFF according to AFS switch
operation.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 2 , "Removal
and Installation of AFS Control Unit" .
NG >> GO TO 2.
2. CHECK AFS SWITCH
1. Turn ignition switch OFF.
2. Disconnect AFS switch connector.
3. Check continuity AFS switch.
OK or NG
OK >> GO TO 3.
NG >> Replace AFS switch. Refer to LT- 1 9 2 , "
Removal and
Installation of AFS Switch" .
3. CHECK AFS SWITCH SIGNAL 2
1. Connect AFS switch connector.
2. Turn ignition switch ON.
3. Check voltage between AFS control unit harness connector and
ground according to AFS switch operation.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 2 , "Removal
and Installation of AFS Control Unit" .
NG >>

If voltage is approx. 0 V and stays unchanged, GO TO 4.

If voltage is battery voltage and stays unchanged, GO TO 6.
SKIB4793E
AFS switch
Condition Continuity
Terminal
14AFS switch is ON. No
AFS switch is OFF. Yes
PKIC0684E
(+)
(-) ConditionVoltage
(Approx.) AFS control
unit connectorTe r m i n a l
F110 3 GroundAFS switch is ON. 0 V
AFS switch is OFF. Battery voltage
PKIC0683E

LT-188
ACTIVE AFS
Revision: 2007 April2007 M35/M45
Auto Aiming Does Not Operate (Check Aiming Motor System Circuit)NKS003QV
1. CHECK AIMING MOTOR
1. Start engine and turn lighting switch to 2ND position.
2. Select “ADAPTIVE LIGHT” on CONSULT-II. Select “ACTIVE
TEST” on “SELECT DIAG MODE” screen.
3. Select “LEVELIZER TEST” on “SELECT TEST ITEM” screen.
4. Touch “ORIGIN” or “PEAK” screen.
5. Make sure of aiming motor operation.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 2 , "Removal
and Installation of AFS Control Unit" .
NG >> GO TO 2.
2. CHECK AIMING MOTOR DRIVE SIGNAL
1. Touch “ORIGIN” or “PEAK” screen in “LEVELIZER TEST”.
2. Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> GO TO 3.
NG >> GO TO 6.
3. CHECK AIMING MOTOR DRIVE SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH and LH connector.
3. Start engine.
4. Touch “ORIGIN” or “PEAK” screen in “LEVELIZER TEST”.
5. Check voltage between front combination lamp (LH and RH)
harness connector and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
SKIB4796E
(+)
(-) ConditionVoltage
(Approx.) AFS control unit
connectorTerminal
RH
F11019
GroundORIGIN 10.6 V
PEAK 1.9 V
LH 40ORIGIN 10.6 V
PEAK 1.9 V
PKIC0687E
(+)
(-) ConditionVoltage
(Approx.) Front combination
lamp connectorTerminal
RH E70 12
GroundORIGIN 10.6 V
PEAK 1.9 V
LH E71 12ORIGIN 10.6 V
PEAK 1.9 V
PKIC0688E