MITSUBISHI ENDEAVOR 2004 Service Repair Manual

Fig. 48: Check Immobilizer
-ECU Connector C
-39 For Loose Corroded Or
Damaged Terminals

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Are immobilizer-ECU connector C-39 and MFI relay connector B-15X
in good condition?
YES: Go to Step 4.
NO: Repair or replace the component(s). Confirm that scan tool
MB991958 communicates normally.
STEP 4. Check the wiring harness between immobilizer-ECU connector
C-39 (terminal 1) and MFI relay connector B-15X (terminal 4).

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Ignition Switch - Endeavor

Fig. 49: Checking Wire Harness B
-15X

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Ignition Switch - Endeavor

Fig. 50: Checking Wire Harness C
-39
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
NOTE: Also check intermediate connector A-13 and C-31,
check the wires. If intermediate connector A-13 or C-31
are damaged, repair or replace them.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Ignition Switch - Endeavor

Fig. 51: Checking Wiring Harness Between Immobilizer
-ECU Connector

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Ignition Switch - Endeavor

Fig. 52: Checkin
g Connector C
-31

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Ignition Switch - Endeavor

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
Fig. 53: Checking Connector C
-310

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Are the wiring harness between immobilizer-ECU connector C-39
(terminal 1) and MFI relay connector B-15X (terminal 4) in good
condition?
YES: There is no action to be taken.
NO: Repair the wiring harness. Confirm that scan tool MB991958
communicates normally.
STEP 5. Measure the resistance at immobilizer-ECU connector C-39.
1. Do not disconnect immobilize
r-ECU connector C-39.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Ignition Switch - Endeavor

Fig. 54: Disconnecting Immobilizer
-ECU Connector C
-39
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2. Measure the resistance between terminal 2 and
ground.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Ignition Switch - Endeavor

Fig. 55: Measuring Resistance Between Terminal 2 And Ground

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Is the resistance less than 2 ohms?
YES: Go to Step 8.
NO: Go to Step 6.
STEP 6. Check immobilizer-ECU connector C-39 for loose, corroded or
damaged terminals, or terminals pushed back in the connector.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Ignition Switch - Endeavor

Fig. 56: Checking Immobilizer
-ECU Connector C
-39 For Loose Corroded
Or Damaged Terminals

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Is immobilizer-ECU connector C-39 in good condition?
YES: Go to Step 7.
NO: Repair or replace the component(s). Confirm that scan tool
MB991958 communicates normally.
STEP 7. Check the wiring harness between immobilizer-ECU connector
C-39 (terminal 2) and ground.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Ignition Switch - Endeavor

Fig. 57: Checking Immobilizer
-ECU Connector C
-39 For Loose Corroded
Or Damaged Terminals

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
NOTE: Also check joint connector (2) C-104, check the wires. If
joint connector (2) C-104 is damaged, repair or replace
it.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Ignition Switch - Endeavor