Page 4593 of 5621

LT-166
ACTIVE AFS
Revision: 2006 January2006 M35/M45
12. CHECK SWIVEL MOTOR
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH connector.
3. Check continuity between front combination lamp RH connector
terminal 16 and 20.
4. Check continuity between front combination lamp RH connector
terminal 17 and 21.
5. Check continuity between front combination lamp RH connector
terminal 16 and 20 (insulation resistance).
OK or NG
OK >> GO TO 13.
NG >> Replace front combination lamp RH (swivel motor mal-
function). Refer to LT- 1 9 0 , "
Removal and Installation of
Front Combination Lamp" .
13. CHECK SWIVEL MOTOR CIRCUIT 1
1. Connect front combination lamp RH connector.
2. Turn ignition switch ON.
3. Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> GO TO 14.
NG >> GO TO 16.16
20 (1 phase) : Approx. 7.4
PKIC0655E
17 21 (2 phase) : Approx. 7.4
PKIC0656E
16 17 : Approx. 1M or more
PKIC0654E
(+)
(-) Voltage
AFS control unit
connectorTerminal
F11011
Ground Approx. 9.5 – 11.5 V 13
32
34
PKIC0657E
Page 4594 of 5621

ACTIVE AFS
LT-167
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Revision: 2006 January2006 M35/M45
14. CHECK DIAGNOSIS RESULT 1
Select “ADAPTIVE LIGHT” on CONSULT-II. Select “SELF-DIAG
RESULTS” on “SELECT DIAG MODE” screen.
Is DTC of present malfunction detected?
YES >>If detect DTC B2503 and B2504, refer to LT- 1 6 8 ,
"DTC B2504 SWIVEL ACTUATOR LH" .
If detect DTC B2503 only, replace AFS control unit.
Refer to LT- 1 9 1 , "
Removal and Installation of AFS
Control Unit" .
If detect any DTC except B2503 and B2504, refer to
LT- 1 5 4 , "
SELF-DIAG RESULTS" .
NO >> GO TO 15.
15. CHECK DIAGNOSIS RESULT 2
Check “SELF-DIAG RESULTS” with steering turning 180
or more to
right under swivel operative condition to keep more than 2 seconds.
Is DTC B2503 of present malfunction detected?
YES >> Replace front combination lamp RH (swivel actuator
malfunction). Refer to LT- 1 9 0 , "
Removal and Installation
of Front Combination Lamp" .
NO >> The swivel actuator system RH is normal at present.
16. CHECK SWIVEL MOTOR CIRCUIT 2
1. Turn ignition switch OFF.
2. Disconnect AFS control unit connector and front combination lamp RH connector.
3. Check continuity between AFS control unit harness connector
(A) and front combination lamp RH harness connector (B).
4. Check continuity between AFS control unit harness connector (A) and ground.
OK or NG
OK >> Replace AFS control unit. Refer to LT-191, "Removal and Installation of AFS Control Unit" .
NG >> Repair or replace harness or connector.
SKIB4974E
SKIB4977E
AB
Continuity
Connector Terminal Connector Terminal
F11011
E4820
Ye s 13 21
32 17
34 16
PKIC0653E
A
GroundContinuity
Connector Terminal
F11011
No 13
32
34
Page 4595 of 5621
LT-168
ACTIVE AFS
Revision: 2006 January2006 M35/M45
DTC B2504 SWIVEL ACTUATOR LHNKS003QP
1. CHECK SWIVEL POSITION SENSOR SIGNAL
1. Turn ignition switch ON.
2. Check voltage between AFS control unit harness connector
F110 terminal 29 and Ground.
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 6.
2. CHECK SWIVEL POSITION SENSOR POWER SUPPLY
Check voltage between AFS control unit harness connector F110
terminal 24 and Ground.
OK or NG
OK >> GO TO 12.
NG >> Replace AFS control unit. Refer to LT- 1 9 1 , "
Removal
and Installation of AFS Control Unit" .
3. CHECK SWIVEL POSITION SENSOR POWER SUPPLY
Check voltage between AFS control unit harness connector F110
terminal 24 and Ground.
OK or NG
OK >> GO TO 4.
NG >> GO TO 8.29 – Ground : Approx. 0.25 – 4.75 V
PKIC0658E
24 – Ground : Approx. 4 – 6 V
PKIC0659E
24 – Ground : Approx. 4 – 6 V
PKIC0659E
Page 4596 of 5621

ACTIVE AFS
LT-169
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Revision: 2006 January2006 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 E53 terminal 15 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) F110 terminal 29 and front combination lamp LH harness
connector (B) E53 terminal 14.
OK or NG
OK >> Replace front combination lamp LH (swivel position sen-
sor malfunction). Refer to LT- 1 9 0 , "
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 F110
terminal 27 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 1 ,
"Removal and Installation of AFS Control Unit" . 15 – Ground : Approx. 4 – 6 V
PKIC0647E
29 – 14 : Continuity should exist.
PKIC0660E
27 – Ground : Approx. 0 V
PKIC0661E
Page 4597 of 5621

LT-170
ACTIVE AFS
Revision: 2006 January2006 M35/M45
7. CHECK SWIVEL POSITION SENSOR GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect AFS control unit connector and front combination lamp LH connector.
3. Check continuity between AFS control unit harness connector
(A) F110 terminal 27 and front combination lamp LH harness
connector (B) E53 terminal 19.
OK or NG
OK >> Replace front combination lamp LH (swivel position sen-
sor malfunction). Refer to LT- 1 9 0 , "
Removal and Instal-
lation of Front Combination Lamp" .
NG >> Repair harness or connector.
8. CHECK DIAGNOSIS RESULT
Select “ADAPTIVE LIGHT” on CONSULT-II. Select “SELF-DIAG
RESULTS” on “SELECT DIAG MODE” screen.
Is DTC B2521 ECU CIRC detected?
YES >> Refer to LT- 1 7 8 , "DTC B2521 ECU CIRC" .
NO >> GO TO 9.
9. 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 AFS control unit harness connector
F110 terminal 24 and Ground.
OK or NG
OK >> GO TO 10.
NG >> GO TO 11.27 – 19 : Continuity should exist.
PKIC0662E
SKIB4975E
24 – Ground : Approx. 4 – 6 V
PKIC0663E
Page 4598 of 5621

ACTIVE AFS
LT-171
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Revision: 2006 January2006 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
F110 terminal 29 and ground.
OK or NG
OK >> Replace front combination lamp LH (swivel position sen-
sor malfunction). Refer to LT- 1 9 0 , "
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
F110 terminal 24 and ground.
OK or NG
OK >> Replace AFS control unit. Refer to LT- 1 9 1 , "Removal
and Installation of AFS Control Unit" .
NG >> Repair harness or connector.29 – Ground : Continuity should not exist.
SKIB4969E
24 – Ground : Continuity should not exist.
PKIC0664E
Page 4599 of 5621

LT-172
ACTIVE AFS
Revision: 2006 January2006 M35/M45
12. CHECK SWIVEL MOTOR
1. Turn ignition switch OFF.
2. Disconnect front combination lamp LH connector.
3. Check continuity between front combination lamp LH connector
terminal 16 and 20.
4. Check continuity between front combination lamp LH connector
terminal 17 and 21.
5. Check continuity between front combination lamp LH connector
terminal 16 and 20 (insulation resistance).
OK or NG
OK >> GO TO 13.
NG >> Replace front combination lamp LH (swivel motor mal-
function). Refer to LT- 1 9 0 , "
Removal and Installation of
Front Combination Lamp" .
13. CHECK SWIVEL MOTOR CIRCUIT 1
1. Connect front combination lamp LH connector.
2. Turn ignition switch ON.
3. Check voltage between AFS control unit harness connector and
ground.
OK or NG
OK >> GO TO 14.
NG >> GO TO 16.16
20 (2 phase) : Approx. 7.4
PKIC0655E
17 21 (1 phase) : Approx. 7.4
PKIC0656E
16 17 : Approx. 1M or more
PKIC0654E
(+)
(-) Voltage
AFS control unit
connectorTerminal
F11015
Ground Approx. 9.5 – 11.5 V 17
36
38
PKIC0665E
Page 4600 of 5621

ACTIVE AFS
LT-173
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Revision: 2006 January2006 M35/M45
14. CHECK DIAGNOSIS RESULT 1
Select “ADAPTIVE LIGHT” on CONSULT-II. Select “SELF-DIAG
RESULTS” on “SELECT DIAG MODE” screen.
Is DTC of present malfunction detected?
YES >>If detect DTC B2503 and B2504, refer to LT- 1 6 8 ,
"DTC B2504 SWIVEL ACTUATOR LH" .
If detect DTC B2504 only, replace AFS control unit.
Refer to LT- 1 9 1 , "
Removal and Installation of AFS
Control Unit" .
If detect any DTC except B2503 and B2504, refer to
LT- 1 5 4 , "
SELF-DIAG RESULTS" .
NO >> GO TO 15.
15. CHECK DIAGNOSIS RESULT 2
Check “SELF-DIAG RESULTS” with steering turning 180
or more to
left under swivel operative condition to keep more than 2 seconds.
Is DTC B2504 of present malfunction detected?
YES >> Replace front combination lamp LH (swivel actuator
malfunction). Refer to LT- 1 9 0 , "
Removal and Installation
of Front Combination Lamp" .
NO >> The swivel actuator system LH is normal at present.
16. CHECK SWIVEL MOTOR CIRCUIT 2
1. Turn ignition switch OFF.
2. Disconnect AFS control unit connector and front combination lamp LH connector.
3. Check continuity between AFS control unit harness connector
(A) and front combination lamp LH harness connector (B).
4. Check continuity between AFS control unit harness connector
(A) and ground.
OK or NG
OK >> Replace AFS control unit. Refer to LT-191, "Removal and Installation of AFS Control Unit" .
NG >> Repair or replace harness or connector.
SKIB4974E
SKIB4976E
AB
Continuity
Connector Terminal Connector Terminal
F11015
E5317
Ye s 17 16
36 20
38 21
A
GroundContinuity
Connector Terminal
F11015
No 17
36
38
PKIC0666E