WIRING DIAGRAMS
SERVICE MANUAL NUMBER 22
90-860074--1 FEBRUARY 2002
Page 4E-7
Engine Wiring - Starting and Charging System - Page 4 of 4
1 -
ECM / Fuel System Harness
Connector
2 -
Electrical Box
3 -
Main Relay
4 -
Start Relay
5 -
Glow Plug Relay (Optional)
6 -
Glow Plug Relay (Optional)
7 -
60 Amp. Circuit Breaker
8 -
60 Amp. Circuit Breaker
9 -
12 Volt Battery
10 -
Engine Ground Stud
11 -
Trim Position Sender, Starboard
12 -
Trim Limit Switch, Port
13 -
MerCathode Controller
14 -
20 Amp Fuse and Holder
15 -
Starter
16 -
Engine Coolant Temperature Sender
17 -
Glow Plugs (Optional)
18 -
Alternator
19 -
Gear Lube Monitor Bottle
20 -
Oil Pressure / Audio Warning Switch
21 -
Oil Pressure Sender
22 -
Diagnostic Connector
23 -
Engine Harness Connector (21-Pin)
24 -
5 Amp Fuse
25 -
Oil Temperature Overheat Sensor
26 -
Wires Joined With Screw and Nut
27 -
Idle Speed Setting Circuit
1.
Wires to trim pump.
2.
Wires to MerCathode electrode.
ECM / FUEL SYSTEM HARNESS CONNECTOR
NOTE: Refer to Item Number 1 on Electrical Box, from preceding page.
Terminal
Number
Wire Color
Code
Terminal
Number
Wire Color
Code
Terminal
Number
Wire Color
Code
1
PNK
5
BRN/BLK
9
RED
2
BRN/WHT
6
YEL/BLK
10
BLK
3
BLU/BWN
7
GRN
11
BLK
4
PPL
8
RED
ENGINE HARNESS CONNECTOR
NOTE: Refer to Item Number 23 on Electrical Box, from preceding page.
Terminal
Letter
Wire Color
Code
Terminal
Letter
Wire Color
Code
Terminal
Letter
Wire Color
Code
A
YEL/RED
H
TAN
R
YEL/WHT
B
RED
J
LT BLU
S
ORN
C
TAN/BLK
K
BLU/TAN
T
GRN/WHT
D
BLK
L
BLK/YEL
U
(NOT USED)
E
GRN/RED
M
YEL
V
(NOT USED)
F
TAN/WHT
N
PPL/YEL
X
RED/YEL
G
PPL
P
GRY
W
BRN
DIAGNOSTIC CONNECTOR
NOTE: Refer to Item Number 22 on Electrical Box, from preceding page.
Terminal
Number
Wire Color
Code
Terminal
Number
Wire Color
Code
Terminal
Number
Wire Color
Code
1
PPL/YEL
2
BLK
3
PPL (+)