Mitsubishi FUEL Manual page 273

Multipoint fuel injection (mpi)
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INSPECTION PROCEDURE 11
The engine stalls when starting the car. (Pass out)
The cause is probably poor ignition due to a malfunctioning spark plug (weak spark),
or an incorrect air/fuel ratio when the accelerator is depressed.
MUT-II Self-Diag code
Is a diagnosis code displayed?
MUT-II Data list
68 EGR valve (Refer to P.13I-98.)
MUT-II Actuator test
08 Purge control solenoid valve (Refer to P.13I-104.)
Check ignition coil spark for each cylinder.
(1) Remove the ignition coil.
(2) Install a new spark plug to the removed ignition coil.
(3) Disconnect the injector intermediate connector.
Caution
Never touch the connector terminal as approx. 100 V is
applied to the injector, or you are seriously injured.
(4) Earth the spark plug electrode securely.
(5) Check that the spark plug ignites when the engine is cranked.
Check all the following items:
(1) Spark plug
(2) Check if air is stuck in the air intake system.
D Damage intake manifold gasket
D Damaged or disconnected vacuum hose
D Damaged air intake hose
GDI -
No
OK
OK
OK
Troubleshooting
Probable cause
D Malfunction of the ignition system
D Malfunction of the EGR valve
D Air stuck in the air intake system
Yes
(Refer to P.13I-11, INSPECTION CHART FOR DIAGNOSIS
CODES.)
NG
Check the EGR valve. (Refer to P.13I-51, INSPECTION PROCE-
DURE FOR DIAGNOSIS CODE P0403.)
NG
Check the purge control solenoid valve system. (Refer to P.13I-54,
INSPECTION PROCEDURE FOR DIAGNOSIS CODE P0443.)
NG
Replace the ignition coil.
13I-79

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