Daihatsu F300 Service Manual page 1391

EFISYSTEM
• I]]
Symptom .... Poor driveabi!ity
Checking diagnosis system
I
Perform trouble shooting according to diagnosis
I
Check output of malfunction code.
Milltunc·l
codes
(See p~ge
EF--29.)
tion COde
Normal code
I
Check idle speed.
Idle Adjust.
(See
page
EM-23 .)
BAD
Check ignition timing.
1. Ignition timing -Adjust
(See page IG-29.)
BAD
2. Distributor timing advance characteristics
OK
-Check
•
Check ignition spark.
I
1 . Spark plug wire
(See page IG-28.)
BAD
2.
Distributor/ignitOr
OK
3. Ignition coil
Check spark plugs.
I
Spark plugs
I
(See page IG-12.)
BAD
J
1.
lnjector(s)- shorted or leaking
All spark
I
2. Injector wiring(s) between ECU and injectors
OK
plug
are wet.
Check compression pressure
I
1. Valve clearances (hot)
(See
page EM-29.) j
BAD
(See page EM-16.)
OK
2. Piston rings, cylinder bores and pistons worn
3.
Gasket blown out
4 .
Valves malfunctioning
5.
Poor valve seating
Check throttle position sensor.
(See page
EF~1.)
•
To be continued
•
EF-23