System Description: Outline

Power is supplied at all times

to front fog lamp relay (located in IPDM E/R),
to ignition relay (located in IPDM E/R),
through 15A fuse (No. 52, located in IPDM E/R) and
through 20A fuse (No. 53, located in IPDM E/R)
to CPU located in IPDM E/R,
through 50A fusible link (letter j, located in the fuse and fusible link box)
to BCM terminal 70,
through 10A fuse [No. 21, located in fuse block (J/B)]
to BCM terminal 57.

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

to ignition relay (located in IPDM E/R),
through 10A fuse [No. 12, located in 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. 6, located in fuse block (J/B)]
to BCM terminal 11.

Ground is supplied

to BCM terminal 67
through grounds M57 and M61,
to IPDM E/R terminals 39 and 59
through grounds E9, E15 (all models) and E24 (with MR20DE).