Mercury MerCruiser GM V8 GM V8 454 CID 7.4L and 502 cid 8.2L Marine Engines Service Manual Number 23

SERVICE MANUAL NUMBER 23
WIRING DIAGRAMS
MEFI 2 MIE (Inboard) 7.4L MPI Model
NOTE: All BLACK wires  with a ground symbol are interconnected within  the EFI system
harness.
2
19
18
6
17
3
7
11
8
9
5
20
4
10
14
13
15
12
16
1
75682
1
2
3
4
5
6
7
8
9
- Fuel Pump
- Distributor
- Coil
- Electronic Spark Control Module
- Data Link Connector (DLC)
- Manifold Absolute Pressure (MAP) Sensor
- Knock Sensor
13 - Ignition/System Relay
14 - Fuse (15 Amp) Fuel Pump Fuse (15 Amp)
ECM / DLC / Battery Fuse (10 Amp) ECM /
Injector / Ignition / Knock Module
15
- Harness Connector To Starting/Charging
Harness
16
- Positive (+) Power Wire To Engine Circuit
Breaker
- Idle Air Control (IAC)
17
18
19
20
- Intake Air Temperature (IAT) Sensor
- Not Used
- Water Temperature Sender (Gauge)
- Oil Pressure - Audio Warning Switch
- Throttle Position (TP) Sensor
- Engine Coolant Temperature (ECT) Sensor
- Electronic Control Module (ECM)
- Fuel Pump Relay
10
11
12
Index
90-861326--1
MARCH 1999
Page 4E-15
Product Specification
CategoriesMercury MerCruiser Manuals
Tags,
Model Year1998, 1999, 2000, 2001
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- 1027 pages
Document File TypePDF
CopyrightAttribution Non-commercial
(1 votes, average: 5 out of 5)
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Mercury MerCruiser GM V8 GM V8 454 CID 7.4L and 502 cid 8.2L Marine Engines Service Manual Number 23 SKU UPC Model
Matt on Apr 08, 2015.

Just need the manual. Wrote review. Can't technically review what I haven't seen yet...


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