YES
NO
YES
NO
YES
NO
OK
NG
BASIC INSPECTION
When the normal code is displayed in the diagnostic trouble code check, troubleshooting should be performed
in the order for all possible circuits to be considered as the causes of the problems.
In many cases, by carrying out the basic engine check shown in the following flow chart, the location causing
the problem can be found quickly and efficiently. Therefore, use of this check is essential in engine troubleshoot-
ing.
1
Is battery voltage 11 V or more when engine is stopped?
Charge or replace battery.
2
Is engine cranked?
Proceed to matrix chart of problem symptoms on page
EG–344.
3
Does engine start?
Go to step .
4
Check air filter.
C
Hint
P
Remove air filter.
Visually check that the air filter is not excessively dam-
aged or oily.
If necessary, clean the air filter with compressed air. First
blow from inside thoroughly, then blow off outside of the
air filter.
Repair or replace.
Go to step .
EG–334
–ENGINE TROUBLESHOOTING BASIC INSPECTION
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