2004 INFINITI FX35 bcm

GW-44
POWER WINDOW SYSTEM
Revision: 2004 November 2004 FX35/FX45
BCM Power Supply and Ground Circuit CheckAIS004QE
1. CHECK FUSE

Check 15A fuse [No.1, located in fuse block (J/B)]

Check 15A fuse [No.22, located in fuse block (J/B)]

Check 50A fusible link (letter M located in the fuse and fusible link box).
NOTE:
Refer to GW-15, "
Component Parts and Harness Connector Location" .
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown out, be sure to eliminate cause of malfunction before installing new fuse. Refer to
PG-3, "
POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between BCM connector M3, M4 terminal 38, 42,
55 and ground.
OK or NG
OK >> GO TO 3.
NG >> Check BCM power supply circuit for open or short.
Power window retained power operation does not operate
properly1. Check the retained power operation mode set-
ting.GW-41
2. Door switch checkGW-67
3. Replace BCM.BCS-15
Does not operate by key cylinder switch1. Door key cylinder switch checkGW-692. Replace power window main switch —
Power window lock switch does not function 1. Power window lock switch checkGW-73
Auto operation does not operate but manual operate normally
(driver side)1. Encoder circuit check (driver side)GW-61
2. Replace power window main switch —
Auto operation does not operate but manual operate normally
(passenger side)1. Encoder circuit check (passenger side)GW-63
2. Replace front power window switch (passen-
ger side)—
Auto operation does not operate but manual operate normally
(rear LH or RH)1. Encoder circuit check (rear LH or RH)GW-65
2. Replace rear power window switch (LH or RH) — Symptom Repair order Refer to page
38 (W/L) – Ground : Battery voltage
42 (L/R) – Ground : Battery voltage
55 (G) – Ground : Battery voltage
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3. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM connector M4 terminal 49, 52
and ground.
OK or NG
OK >> Power supply and ground circuit are OK.
NG >> Check BCM ground circuit for open or short.
Power Window Main Switch Power Supply Circuit Check AIS004QF
1. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between power window main switch connector
D6, D7 terminal 10, 19 and ground.
OK or NG
OK >> Power window main switch power supply and ground
circuit are OK.
NG >> GO TO 2.
2. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect power window main switch connector.
3. Check continuity between power window main switch connector
D7 terminal 17 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.49 (B) – Ground : Continuity should exist.
52 (B) – Ground : Continuity should exist.
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10 (BR) – Ground : Battery voltage
19 (W) – Ground : Battery voltage
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17 (B) – Ground : Continuity should exist.
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GW-46
POWER WINDOW SYSTEM
Revision: 2004 November 2004 FX35/FX45
3. CHECK HARNESS CONTINUITY
1. Disconnect BCM connector.
2. Check continuity between BCM connector M4 terminal 53, 54
and power window main switch connector D6, D7 terminal 10,
19.
3. Check continuity between BCM connector M4 terminal 53, 54
and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4. CHECK BCM OUTPUT SIGNAL
1. Connect BCM connector.
2. Turn ignition switch ON.
3. Check voltage between BCM connector M4 terminal 53, 54 and
ground.
OK or NG
OK >> Check condition of harness and connector.
NG >> Replace BCM.
Front Power Window Switch (Passenger Side) Power Supply and Ground Cir-
cuit Check
AIS004QG
1. CHECK POWER SUPPLY CIRCUIT
Check voltage between front power window switch (passenger side)
connector D36 terminal 10 and ground.
OK or NG
OK >> Front power window switch (passenger side) power sup-
ply and ground circuit are OK.
NG >> GO TO 2.53 (Y/B) – 10 (BR) : Continuity should exist.
54 (W) – 19 (W) : Continuity should exist.
53 (Y/B) – Ground : Continuity should not exist.
54 (W) – Ground : Continuity should not exist.
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53 (Y/B) – Ground : Battery voltage
54 (W) – Ground : Battery voltage
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10 (W) – Ground : Battery voltage
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2. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front power window switch (passenger side) connector.
3. Check continuity between front power window switch (passen-
ger side) connector D36 terminal 11 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3. CHECK HARNESS CONTINUITY
1. Disconnect BCM connector.
2. Check continuity between BCM connector M4 terminal 54 and
front power window switch (passenger side) connector D36 ter-
minal 10.
3. Check continuity between BCM connector M4 terminal 54 and
ground.
OK or NG
OK >> Check condition of harness and connector.
NG >> Repair or replace harness between BCM and front
power window switch (passenger side).
Rear Power Window Switch (LH or RH) Power Supply and Ground Circuit Check
/ With Front and Rear Power Window Anti-pinch System
AIS004QH
1. CHECK POWER SUPPLY
Check voltage between front power window switch (LH or RH) con-
nector D58 (LH), D78 (RH) terminal 10 and ground.
OK or NG
OK >> GO TO 2.
NG >> GO TO 3.11 (B) – Ground : Continuity should exist.
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54 (W) – 10 (W) : Continuity should exist.
54 (W) – Ground : Continuity should not exist.
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10 (W) – Ground : Battery voltage
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GW-48
POWER WINDOW SYSTEM
Revision: 2004 November 2004 FX35/FX45
2. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear power window switch (LH or RH) connector.
3. Check continuity between rear power window switch (LH or RH)
connector D58 (LH), D78 (RH) terminal 11 and ground.
OK or NG
OK >> Rear power window switch (LH or RH) power supply
and ground circuit are OK. Refer to symptom chart.
NG >> Repair or replace harness.
3. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect BCM and rear power window switch (LH or RH) connector.
3. Check continuity between BCM connector M4 terminal 54 and
rear power window switch (LH or RH) connector D58 (LH), D78
(RH) terminal 10.
4. Check continuity between BCM connector M4 terminal 54 and
ground.
OK or NG
OK >> Check condition of harness and connector.
NG >> Repair or replace harness.
Front Power Window Motor (Driver Side) Circuit CheckAIS004QI
1. CHECK POWER WINDOW MAIN SWITCH OUTPUT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between power window main switch connector
and ground.
OK or NG
OK >> GO TO 2.
NG >> Replace power window main switch.11 (B) – Ground : Continuity should exist.
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54 (W) – 10 (W) : Continuity should exist.
54 (W) – Ground : Continuity should not exist.
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ConnectorTerminals (Wire color)
Window conditionVoltage [V]
(Approx.)
(+) (-)
D68 (L)
GroundUP Battery voltage
DOWN 0
11 ( B )UP 0
DOWN Battery voltage
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4. CHECK HARNESS CONTINUITY 2
1. Turn ignition switch OFF.
2. Disconnect BCM and rear power window switch (LH) connector.
3. Check continuity between BCM connector M4 terminal 53 and
rear power window switch (LH) connector D55 terminal 1.
4. Check continuity between BCM connector M4 terminal 53 and
ground.
OK or NG
OK >> Check condition of harness and connector.
NG >> Repair or replace harness.
5. CHECK REAR POWER WINDOW SWITCH
1. Turn ignition switch OFF.
2. Disconnect rear power window switch connector.
3. Rear power window switch (LH) operate, check continuity
between rear power window switch terminal 1, 2, 3 and 4, 5.
OK or NG
OK >> GO TO 6.
NG >> Replace rear power window switch (LH).
6. CHECK HARNESS CONTINUITY 3
1. Disconnect power window main switch connector.
2. Check continuity between power window main switch connector
D6 terminal 1, 3 and rear power window switch (LH) terminal 2,
3.
OK or NG
OK >> GO TO 7.
NG >> Repair or replace harness.53 (Y/B) – 1 (BR) : Continuity should exist.
53 (Y/B) – Ground : Continuity should not exist.
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Terminals Window condition Continuity
15UP
Ye s 14DOWN
2 5 No operation
3 4 No operation
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1 (Y) – 2 (Y) : Continuity should exist.
3 (R) – 3 (R) : Continuity should exist.
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POWER WINDOW SYSTEM
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3. CHECK REAR POWER WINDOW SWITCH POWER SUPPLY
1. Connect rear power window switch (RH) connector.
2. Turn ignition switch ON.
3. Check voltage between rear power window switch (RH) connec-
tor D75 terminal 1 and ground.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
4. CHECK HARNESS CONTINUITY 2
1. Turn ignition switch OFF.
2. Disconnect BCM and rear power window switch (RH) connector.
3. Check continuity between BCM connector M4 terminal 53 and
rear power window switch (RH) connector D75 terminal 1.
4. Check continuity between BCM connector M4 terminal 53 and
ground.
OK or NG
OK >> Check condition of harness and connector.
NG >> Repair or replace harness.
5. CHECK REAR POWER WINDOW SWITCH
1. Turn ignition switch OFF.
2. Disconnect rear power window switch connector.
3. Rear power window switch (RH) operate, check continuity
between rear power window switch terminals1, 2, 3 and 4, 5.
OK or NG
OK >> GO TO 6.
NG >> Replace rear power window switch (RH).1 (BR) – Ground : Battery voltage
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53 (Y/B) – 1 (BR) : Continuity should exist.
53 (Y/B) – Ground : Continuity should not exist.
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Terminals Window condition Continuity
15 UP
Ye s 14 DOWN
2 5 No operation
3 4 No operation
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POWER WINDOW SYSTEM
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Door Switch Check AIS004QT
1. CHECK DOOR SWITCH INPUT SIGNAL
With CONSULT-II
Check (“DOOR SW-DR” and “DOOR SW-AS”) in “DATA MONITOR” mode with CONSULT-II.
Without CONSULT-II
Check voltage between BCM connector M3, B14 terminals 12, 62 and ground.
OK or NG
OK >> Door switch is OK.
NG >> GO TO 2.
Monitor item Condition
DOOR SW-DROPEN : ON
CLOSE : OFF
DOOR SW-ASOPEN : ON
CLOSE : OFF
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ItemTerminals (Wire color)
Door conditionVoltage [V]
(Approx.)
(+) (–)
Passenger side
door switch 12 (P/B)
GroundOPEN 0
CLOSE Battery voltage
Driver side door
switch62 (W)OPEN 0
CLOSE Battery voltage
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