TOHATSU MD 30B2 Service Manual page 320

O
Troubleshooting
K
Check fuel filter for clogging
and dirt, and hoses for leak.
Normal?
Measure fuel pressure.
Out of specified
range?
YES
Check air rail for leak and
damage.
Normal?
YES
Check fuel feed pump (FFP).
Normal?
YES
Go to next page.
9-24
Fuel System
YES
NO
Check fuel injector clogging
and resistance.
Check ignition system,
lubrication system
and/or cooling system.
NO
NO
Normal?
YES
NO
NO
Repair or replace
defective parts.
Replace fuel injector.
Replace air rail.
Replace fuel feed pump
(FFP).
TLD D30/40/50B2 2013