System Description

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Power is supplied at all times

to ignition switch terminal 1
through 40A fusible link (letter e , located in the fuse and fusible link box).

With the ignition switch in the ON or START position, power is supplied through 10A fuse [No. 18, located in the fuse block (J/B)].

to park/neutral position relay terminal 1.

Also, with the ignition switch in the START position, power is supplied

from ignition switch terminal 5
to park/neutral position relay terminal 6.

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

to park/neutral position relay terminal 2 through the park/neutral position switch.

Then park/neutral position relay is energized and power is supplied

from park/neutral position relay terminal 7
to terminal 2 of the starter motor windings.

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.