Mitsubishi Eclipse 1990 Service Manual page 583

INSPECTION PROCEDURE 4
The check engine/malfunction indicator lamp remains
and never goes out.
[Comment]
In cases such as the above, the cause is probably that the ECM is detecting a problem in a
sensor or actuator, or that one of the malfunctions listed at right has occurred.
SCAN TOOL DTC
Disconnect the connector, and measure at the harness
side.
Disconnect the ECM connector.
Continuity between 51 and ground
OK: No continuity
OK
Replace the ECM.
INSPECTION PROCEDURE 5
Cranks, won't start
[Comment]
In cases such as the above, the cause is probably that the spark plugs are fouled defective, or
that the supply of fuel to the combustion chamber is defective.
In addition, foreign materials (water, kerosene, etc.) may be mixed with the fuel.
Check battery positive voltage when cranking.
OK: 8 or hiaher
Scan tool: Inspection when no initial combustion occurs.
(Refer to INSPECTION PROCEDURE 36.)
OK
Can any sound be heard from
(Refer to
Yes
Ignition system: Inspection when no initial combustion oc-
curs. (Refer to INSPECTION PROCEDURE
37.)
OK
Check the following items.
Check the ignition coil, spark plugs, spark plug cables.
Check if the injectors are clogged.
Check if foreign materials (water, alcohol, etc.) got into fuel.
Check the compression pressure.
ENGINE (TURBO)
Refer to
TROUBLE CODES.
Check the harness wire between-combination meter and
tor. Repair, if necessary.
Check the battery. (Refer to GROUP 54 -Battery.)
PROCEDURE FOR DIAGNOSTIC TROUBLE CODES
TSB Revision
,
Probable cause
check
indicator lamp and ECM
Malfunction of the ECM
INSPECTION CHART FOR
Probable cause
Malfunction of the ignition system
Malfunction of the fuel pump system
Malfunction of the injector system
Malfunction of the ECM
Foreign materials in fuel