MITSUBISHI ENDEAVOR 2004 Service Repair Manual

2. Turn the ignition switch "ON" position.
3. Read the diagnosis code.
Q: Have any DTCs set?
YES: Refer to DIAGNOSTIC TROUBLE CODE CHART
.
NO: Go to Step 3.
STEP 3. Using scan tool MB991958, read the diagnostic trouble code.
1. Connect scan tool MB991958 to the data link connec
tor.
CAUTION: To prevent damage to scan tool MB991958,
always turn the ignition switch to "LOCK" (OFF)
position before connecting or disconnecting
scan tool MB991958.

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

Fig. 65: Connecting Scan Tool MB991958 To Data Link Connector

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

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
2. Turn the ignition switch "ON" position.
3. Read the diagnosis code.
Q: Have any MFI system DTCs set?
YES: Refer to DIAGNOSTIC TROUBLE CODE CHART
.
NO: Go to Step 4.
STEP 4. Attempt to start the engine.
Q: Does the engine start?
YES: The procedure is complete (If no malfunctions are found in all steps,
an intermittent malfunction is suspected. Refer to HOW TO COPE
WITH INTERMITTENT MALFUNCTIONS
).
NO: Refer to SYMPTOM CHART
. If the malfunction is not resolved,
replace the immobilizer-ECU. Then register the password (secret code)
and encrypted code. (Refer to ON
-VEHICLE SERVICE
.) The engine
should now start.
INSPECTION PROCEDURE 4: THE IMMOBILIZER INDICATOR LIGHT DOES NOT ILLUMINATE. < UP TO
DECEMBER 2003
>

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

Fig. 66: Immobilizer Indicator Light Circuit Diagram & Connector Identification

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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

Fig. 67: Identifying Connector C
-310
-1
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
CIRCUIT OPERATION If the requirements for starting the engine are not satisfied, the immobilizer-ECU
flashes the immobilizer indicator for 30 seconds. TECHNICAL DESCRIPTION (COMMENT) The immobilizer indicator light or a malfunction of the combination meter or
immobilizer-ECU. TROUBLESHOOTING HINTS
Malfunction of combination meter Malfunction of immobilizer-ECU Damaged harness wires or connectors

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

DIAGNOSI
S
Required Special Tool:
MB991223: Harness
STEP 1. Check immobilizer-ECU connector C-310-1 for loose, corroded
or damaged terminals, or terminals pushed back in the connector
Fig. 68: Checking Connector C
-310
-1
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Is immobilizer-ECU connector C-310-1 in good condition?
YES: Go to Step 2.
NO: Repair or replace the damaged component(s). Confirm that scan tool
MB991958 communicates normally.

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

STEP 2. Check the immobilizer indicator light circuit of immobilizer-ECU
connector C-310-1.
1. Disconnect the immobilizer-ECU connector C-310-1 and measure at the
harness side.
Fig. 69: Identifying Connector C
-301
-1
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2. Turn the ignition switch to the "ON" position.
3. Connect terminal 1 to the
ground.

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

Fig. 70: Connecting Terminal 1 To Ground

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Does only the immobilizer indicator light illuminate? (other indicator
lights are in good condition)
YES: Replace the immobilizer-ECU. Then register the password (secret
code) and encrypted code ON
-VEHICLE SERVICE
.
NO: Go to Step 3.
STEP 3. Check immobilizer-ECU connector C-310-1 and combination
meter connector C-102 for loose, corroded or damaged terminals, or
terminals pushed back in the connector.

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

Fig. 71: Identifying Connector C
-310
-1
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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

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