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TOHATSU MFS 25d Service Manual

TOHATSU MFS 25d
413 pages
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8
8
Electrical System
1. Special Tools ……………………………… 8-2
2. Electrical Component Layout ……… 8-3
Port Side View ……………………………… 8-3
Bow Side View ……………………………… 8-4
Starboard Side View ………………………… 8-5
Housing Cover (Front) ……………………… 8-6
3. Parts Layout ……………………………… 8-8
Magneto ……………………………………… 8-8
Electrical Parts ……………………………… 8-10
Intake Manifold ……………………………… 8-14
Fuel System ………………………………… 8-16
4. The Ignition System and the
Ignition Control System ……………… 8-20
1) Inspection of the Ignition Spark ………… 8-20
2) Inspection of the Plug Cap ……………… 8-20
3) Inspection of the Ignition Coil …………… 8-21
4) Inspection of the Exciter Coil and ECU
Charge Coil ……………………………… 8-21
5) Inspection of the Pulser Coils ………… 8-22
6) Adjustment of the Pulser Coil Air Gap 8-22
7) Inspection of the Oil Pressure Switch 8-23
8)
Inspection of the Engine Temperature Sensor
8-24
9) Inspection of the Neutral Switch
(Except for MF) …………………………… 8-24
10)
Inspection of the Start Switch (EF, EFT)
8-25
11) Inspection of the Main (Key) Switch …… 8-25
12) Inspection of the Stop Switch
(Except for MF) …………………………… 8-26
5. The Fuel Control System ……………… 8-27
1) Inspection of the Injector ………………… 8-27
2) Inspection of the ISC Valve …………… 8-27
3) Inspection of the T-MAP Sensor ……… 8-28
4)
Inspection of the Fuel Feed Pump (FFP)
8-28
5) Inspection of the Throttle Position
Sensor (TPS) …………………………… 8-29
6.
The Starting System (Except for MF)
8-29
1) Inspection of the Fuse …………………… 8-29
2) Inspection of the Starter Solenoid ……… 8-29
3) Disassembly of the Starter Motor ……… 8-30
4) Inspection of the Starter Motor Pinion 8-30
5) Inspection of the Armature ……………… 8-30
6) Inspection of the Brush ………………… 8-31
7) Starter Motor Operation Test …………… 8-32
7.
The Charging System (Except for MF)
8-32
1) Inspection of the Charge Coil …………… 8-32
2) Inspection of the Rectifier ……………… 8-32
8. ECU Coupler ……………………………… 8-33

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TOHATSU MFS 25d Specifications

General IconGeneral
BrandTOHATSU
ModelMFS 25d
CategoryOutboard Motor
LanguageEnglish

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