Mitsubishi 380. Manual - part 579

MULTIPORT FUEL INJECTION (MPI) DIAG

MULTIPORT FUEL INJECTION (MPI)

13A-408

STEP 11. Check the harness for open circuit or damage 
between ENGINE-ECU connector B-21 terminal 85 and 
vehicle speed sensor connector B-121 terminal 3.
Q: Is the harness wire in good condition?

YES : Go to Step 12.
NO :  Repair or replace the harness wire.

16DB400A

COVER

ENGINE

CONTROL

UNIT

AIR

CLEANER

CONNECTOR:  B-121

    

VEHICLE

SPEED SENSOR
        B-121

03DB234A

MULTIPORT FUEL INJECTION (MPI) DIAG

MULTIPORT FUEL INJECTION (MPI)

13A-409

STEP 12. Check ENGINE-ECU connector B-21 and vehicle 
speed sensor connector B-121 for loose, corroded or 
damaged terminals, or terminals pushed back in the 
connector.
Q: Are the connectors and terminals in good condition?

YES : Go to Step 13.
NO :  Repair or replace the damages components. Refer to 

GROUP 00E, Harness Connector Inspection 

P.00E-2

.

16DB400A

COVER

ENGINE

CONTROL

UNIT

AIR

CLEANER

CONNECTOR:  B-121

    

VEHICLE

SPEED SENSOR
        B-121

03DB234A

MULTIPORT FUEL INJECTION (MPI) DIAG

MULTIPORT FUEL INJECTION (MPI)

13A-410

STEP 13. Check intermediate connector A-13 for loose, 
corroded or damaged terminals, or terminals pushed back 
in the connector.
Q: Is the connector and terminals in good condition?

YES : Go to Step 14.
NO :  Repair or replace the damaged components. Refer to 

GROUP 00E, Harness Connector Inspection 

P.00E-2

.

10DB083A

A-13 (GR)

CONNECTOR: A-13

1

4

7

8

2 3

5

13 14

17

15

12

16

11

10

9

6

MULTIPORT FUEL INJECTION (MPI) DIAG

MULTIPORT FUEL INJECTION (MPI)

13A-411

STEP 14. Check the harness for short circuit to ground 
between ENGINE-ECU connector B-21 terminal 85 and 
vehicle speed sensor connector B-121 terminal 3.
Q: Is the harness wire in good condition?

YES : Go to Step 15.
NO :  Repair or replace the harness wire.

16DB400A

COVER

ENGINE

CONTROL

UNIT

AIR

CLEANER

CONNECTOR:  B-121

    

VEHICLE

SPEED SENSOR
        B-121

03DB234A