Power Window System: Overview Infiniti M45 II

Scheme 5

System Description

Power is supplied at all time

1. through 10A fuse [No.3, located in the fuse block (J/B)]
2. to BCM terminal 105
3. through 40A fusible link (letter H, located in the fuse and fusible link box)
4. to circuit breaker-1 and circuit breaker-2
5. through circuit breaker-1
6. to driver door control unit (LCU01) terminal 14
7. to rear LH door control unit terminal 10.
8. through circuit breaker-2
9. to passenger door control unit terminal 10
10. to rear RH door control unit terminal 10.

With ignition switch in ON or START position, power is supplied

1. though 10A [No.1, located in the fuse block (J/B)]
2. to BCM terminal 68

Ground supplied

1. to BCM terminals 56 and 113
2. through body grounds M24 and M114.
3. to driver door control unit (LCU01) terminal 15
4. through body grounds M24 and M114.
5. to passenger door control unit terminal 11
6. through body grounds M24 and M114.
7. to rear LH door control unit terminal 11
8. through body grounds B17 and B57.
9. to rear RH door control unit terminal 11
10. through body grounds B217 and B256.

FRONT POWER WINDOW SUB-SWITCH OPERATION

Ground is supplied

1. to passenger door control unit terminal 11
2. through body grounds M24 and M114.

FRONT POWER WINDOW MAIN SWITCH OPERATION

Signal is sent

1. to passenger door control unit terminal 15
2. through driver door control unit (LCU01) terminal 5.

The operation of power window after receive the signal is as same as operate the front power window subswitch.

REAR POWER WINDOW SUB-SWITCH LH OPERATION

Ground is supplied

1. to rear LH door control unit terminal 11
2. through body grounds B17 and B57.

POWER WINDOW MAIN SWITCH OPERATION

Signal is sent

1. to rear LH door control unit terminal 15
2. through driver door control unit (LCU01) terminal 5.

The operation of power window after receive the signal is as same as operate the rear power window subswitch LH

REAR POWER WINDOW SUB-SWITCH RH OPERATION

Ground is supplied

1. to rear RH door control unit terminal 11
2. through body grounds B217 and B256.

Signal is sent

1. to rear RH door control unit terminal 15
2. through driver door control unit (LCU01) terminal 5.

The operation of power window after receive the signal is as same as operate the rear power window subswitch RH.

AUTO OPERATION

The power window AUTO feature enables the driver to open or close the driver's and passenger's side window without holding the window switch in the down or up position.

The AUTO feature only operates on the driver's and passenger's side windows.

RETAINED POWER OPERATION

When the ignition switch is turned to the "OFF" position, power window switch for all doors in the way can be operated until approximately 45 seconds.

The retained power operation is canceled when the driver or passenger side door is opened.