Mitsubishi MOTORS Space Runner 1999 Workshop Manual Supplement page 53

13A-8
INSPECTION PROCEDURE 36
The GDI ECO indication lamp does not illuminate.
If the GDI ECO indication lamp does not illuminate after turning on the ignition switch,
the causes listed in the right column are suspected.
MUT-II Data list
16 System voltage (Refer to P.13A-76*.)
Measure at engine-ECU connector B-54.
D Disconnect the connector, measure at the harness side.
D Earth terminal 19
(Ignition switch: ON)
OK: The GDI ECO indication lamp illuminates.
Check a burned-out bulb.
OK
Measure at combination meter B-01.
D Disconnect the connector, measure at the harness side.
D Voltage between terminal 42 and earth
(Ignition switch: ON)
OK: System voltage
Check the GDI ECO indication lamp circuit, and repair if necessary.
NOTE
*: Refer to the '99 SPACE RUNNER/SPACE WAGON Workshop Manual (Pub. No. PWDE9803)
INSPECTION PROCEDURE 37
The GDI ECO indication lamp remains on (does not
extinguish).
If the GDI ECO indication lamp does not extinguish during high load operation, the
causes listed int right column are suspected.
Measure at combination meter connector B-02.
D Disconnect the connector, measure at the harness side.
D Disconnect the engine-ECU connector.
D Continuity between terminal 19 and earth.
OK: No continuity
OK
Replace the engine-ECU.
GDI <4G6> -
OK
NG
NG
Replace
NG
Troubleshooting
Probable cause
D Burned-out GDI ECO indication lamp bulb
D Open circuit or short -circuited harness wire in the
GDI ECO indication lamp circuit
D Malfunction of the engine-ECU
NG
Check the engine-ECU power supply and earth circuits system.
(Refer to P.13A-64*, INSPECTION PROCEDURE 23.)
OK
Check the following connector: B-54
OK
Check trouble symptom.
NG
Replace the engine-ECU.
OK
Check the following connectors: B-02, B-15, B-54
OK
Check trouble symptom.
NG
Check the harness wire between the combination meter and engine-
ECU, and repair if necessary.
Probable cause
D Short circuit between the GDI ECO indication lamp
and engine-ECU
D Malfunction of the engine-ECU
NG
Check the harness wire between the combination meter and engine-
ECU, and repair if necessary.
NG
Repair
NG
Repair