System Description

Power is supplied at all times

• through 15A fuse (No. 78, located in the IPDM E/R)
• to CPU of IPDM E/R,
• through 15A fuse (No. 71, located in the IPDM E/R)
• to CPU of IPDM E/R.

Ground is supplied

• to IPDM E/R terminals 38 and 51
• from grounds E22 and E43.

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

• from TCM, and through A/T assembly terminal 9
• to IPDM E/R terminal 53.

And then provided that IPDM E/R receives a starter relay ON signal with CAN communication, starter relay is energized.

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

• through IPDM E/R terminal 3
• to starter motor terminal 1.

The starter motor plunger closes and provides a closed circuit between the battery and starter motor. The starter motor is grounded to the engine block. With power and ground supplied, cranking occurs and the engine starts.