Low Beam Operation

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

With the lighting switch in 2ND position, the BCM receives input signal requesting the headlamps to illuminate. This input signal is communicated to the IPDM E/R across the CAN communication lines. The CPU of the IPDM E/R controls the headlamp low relay coil, which when energized, directs power

Through 15A fuse (No. 36, located in the IPDM E/R)
To IPDM E/R terminal 20
To front combination lamp RH (headlamp) terminal 3, and
Through 15A fuse (No. 45, located in the IPDM E/R)
To IPDM E/R terminal 30
To front combination lamp LH (headlamp) terminal 3.

Ground is supplied

To front combination lamp LH and RH (headlamp) terminal 4
Through grounds E15 and E24.

With power and ground supplied, low beam headlamps illuminate.