System Description: Notes

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

The headlamp system for Canada vehicles is equipped with a daytime light control unit that activates the high beam headlamps at approximately half illumination whenever the engine is running. If the parking brake is applied before the engine is started the daytime lights will not be illuminated. The daytime lights will illuminate once the parking brake is released. Thereafter, the daytime lights will continue to operate when the parking brake is applied.

Battery saver system is controlled by the BCM (body control module).

Power is supplied at all times

To headlamp high relay, located in the IPDM E/R (intelligent power distribution module engine room), and
To headlamp low relay, located in the IPDM E/R, and
Through 50A fusible link (letter j , located in the fuse and fusible link box)
To BCM terminal 55, and
Through 15A fuse No. 3, located in the fuse block (J/B)
To BCM terminal 42, and
Through 15A fuse (No. 29, located in the fuse and fusible link box)
To daytime light control unit terminals 2 and 3.

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

Through 10A fuse No. 12, located in the fuse block (J/B)
To daytime light control unit terminal 12, and
Through 10A fuse No. 16, located in the fuse block (J/B)
To BCM terminal 38.

With the ignition switch in the ACC or ON position, power is supplied

Through 10A fuse No. 4, located in the fuse block (J/B)
To BCM terminal 11.

With the ignition switch in the START position, power is supplied

Through 10A fuse [No. 9, located in the fuse block (J/B)
To daytime light control unit terminal 1.

Ground is supplied

To daytime light control unit terminal 9
Through grounds E9, E15 and E24, and
To BCM terminal 52
Through grounds M57, M61 and M79.