Evinrude E-tec 75 HP, Service Manual

Page: 113 / 344

113
SYSTEM ANALYSIS
START CIRCUIT
5
Starter Motor and Drive Gear
•
Starter motor operation, refer to ELECTRIC
STARTER SERVICING on p. 145.
•
Starter bendix operation.
Starter Solenoid Activation
Solenoid Wiring
The positive (B+) battery cable connects to the
large front terminal of the starter solenoid. This
terminal also provides the 12 V power supply to
the engine harness (red wire) and the 10 A fuse.
The red/purple wire from the fuse holder (10 A)
provides 12 V to terminal “B” of key switch.
The negative (B–) battery cable connects to the
ground stud on the starter housing.
Key Switch, START Position
Switches 12 V to terminal “S” of key switch and
12 V is applied to neutral safety switch.
Neutral Safety Switch (Remote Control)
Terminal “S” of the key switch provides 12 V (yel-
low/red) to the neutral safety switch (key switch in
START position).
A depressed or activated neutral safety switch (in
remote control) provides 12 V to the engine wire
harness yellow/red wire (key switch in START
position) and terminal “A” of starter solenoid.
1. Starter motor
2. Starter cable
002064
1. Positive (B+) battery cable (Red)
2. Engine harness red wire
3. 10 A fuse
4. Engine harness red/purple wire
5. Negative (B–) battery cable (Black)
6. Solenoid ground (Black)
7. Engine harness ground (Black)
001683S
1
2
3 6 4
5 7 1 2
1. Ignition switch, START position – Continuity
between terminals “B” and “A”; “B” and “S”
2. Terminal “S”, 12 V
3. Neutral safety switch
000691R
1. Yellow/red wire
2. “A” terminal
001683S
1
2 3
1
2