Mercury 305 CID - MCM 5.7 L EFI Alpha with Cool Fuel System

WIRING DIAGRAMS - 4F-1790-823225--1 1096
MCM 5.7L EFI Alpha With Cool Fuel System
7371
2
3
4
5
6
7
8
9
10
11
1
12
13
14
15
16
17
18
19
20
21
22
NOTE: All BLACK wires with a ground symbol are interconnected within the EFI system harness.
1 - Electric Fuel Pump
2 - Throttle Body
3 - Distributor
4 - Coil
5 - Knock Sensor (KS) Module
6 - Data Link Connector (DLC)
7 - Manifold Absolute Pressure (MAP) Sensor
8 - Knock Sensor
9 - Idle Air Control (IAC)
10- Throttle Position (TP) Sensor
11- Engine Coolant Temperature Sensor (ECT)
12- Electronic Control Module (ECM)
13- Fuel Pump Relay
14- Ignition/System Relay
15- Fuel Pump Fuse
16- ECM/Ignition Feed/KS Module/Injectors Fuse
17- ECM/DLC/Battery Fuse
18- Harness Connector To Starting/Charging Harness
19- Harness Connector To Lanyard Stop Switch (Optional)
20- Harness Connector For Dual Engine Data Link Cable
21- Positive (+) Power Wire To Engine Circuit Breaker
22- Shift Cutout Switch