Ignition System - TOHATSU MFS 25D Service Manual

O
Troubleshooting
K
Check spark plugs.
Normal?
Use spark tester to check
ignition sparks.
Normal?
Check stop switch and main
switch key.
Normal?
Check connection of plug cap
and resistance.
Normal?
Check ignition coil resistance.
Normal?
9-10

Ignition System

• When testing, cover the electrode cap properly so as to prevent
leaks and contact with the wiring of the spark tester.
• Keep flammable gas, fuel, and oils away, because testing
generates sparks.
Check pulser coil resistance or
air gap.
Normal?
WARNING
4st 25/30 2022