TOHATSU MFS 9.9 User Manual

9-10
Troubleshooting
O K
4st 9.9/15/20 2008
NO
YES
NO
NO
YES
NO
YES
YES
Check connection of plug cap
and resistance.
Check ignition coil resistance.
Sparks are OK?
Normal?
Repair or replace plug
cap.
Check spark plugs.
Use spark tester to check
ignition sparks.
Clean and adjust spark
plugs, or replace.
Normal?
Normal?
Check CD unit.
Replace ignition coil.
Check fuel system.
WARNING
· When testing, put electrode cap assuredly to prevent direct
contact with spark tester wiring and leak of electrical current.
· Keep inflammable gas, fuel, oil and fat away from tester to
prevent them from catching sparks.
Ignition System
（State 2 :Engine starts but stalls soon.）
E_MFS20C_ch09_090126.qxd 09.1.26 2:37 PM ページ 10

TOHATSU MFS 9.9 Specifications

General

Brand	TOHATSU
Model	MFS 9.9
Category	Outboard Motor
Language	English