System Description

Power is supplied at all times

• through 40A fusible link (letter m  , located in the fuse and fusible link box)
• to ignition switch terminal B.

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

• from ignition switch terminal ST
• to IPDM E/R terminal 21.

With the ignition switch in the ON or START position, power is supplied to IPDM E/R (intelligent power distribution module engine room) CPU.

With the selector lever in the P or N position, power is supplied

• through A/T assembly terminal 9
• to IPDM E/R terminal 48.

Ground is supplied at all times

• to IPDM E/R terminals 38 and 59
• through body grounds E9, E15 and E24.

Then the starter relay is turned on.

The IPDM E/R is energized and power is supplied

• from terminal 19 of the IPDM E/R
• to terminal 1 of the starter motor windings.

The starter motor plunger closes and provides a closed circuit between the battery and the starter motor. The starter motor is grounded to the cylinder block. With power and ground supplied, the starter motor operates.