MITSUBISHI ENDEAVOR 2004 Service Repair Manual

Fig. 50: Checking Harness Wire Between TCL Switch Connector C
-35
Terminal 2 And Ground For Damage

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2004 Mitsubishi Endeavor LS
2004 BRAKES Traction Control System (TCL) - Endeavor

Fig. 51: Identifying A/T Selector Lever

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STEP 6. Retest the system
Q: Is TCL system cancelled when the TCL switch is push on?
YES: It can be assumed that this malfunction is intermittent. (Refer to ).
NO: Replace the hydraulic unit (integrated with ABS/TCL-ECU < FWD > or
TCL/ASC-ECU < AWD >). (Refer to HYDRAULIC UNIT ). Then go to Step
7.
STEP 7. Retest the system
Q: Does TCL system cancelled, when the TCL switch is push on?

2004 Mitsubishi Endeavor LS
2004 BRAKES Traction Control System (TCL) - Endeavor

YES
: The procedure is complete.
NO: Return to Step 1 .
INSPECTION PROCEDURE 6: TCL System does not Operate. COMMENT The fail-safe function is probably canceling TCL system. In this case, scan tool
MB991958 can be used to Retest each system by checking the diagnostic trouble
codes.
2004 Mitsubishi Endeavor LS
2004 BRAKES Traction Control System (TCL) - Endeavor

Fig. 52: Connecting Scan Tool MB991958 To Data Link Connector
2004 Mitsubishi Endeavor LS
2004 BRAKES Traction Control System (TCL) - Endeavor

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.
TROUBLESHOOTING HINTS (THE MOST LIKELY CAUSES FOR THIS CASE:)
Malfunction of the CAN bus line. Malfunction of the MFI system. Malfunction of the A/T system. Malfunction of the ABS/TCL-ECU < FWD > or TCL/ASC-ECU < AWD >.
DIAGNOSIS
Required Special Tool:
MB991958: Scan tool (MUT-III sub assembly)
MB991824: V.C.I. MB991827: MUT-III USB cable MB991910: MUT-III main harness A
STEP 1. Using scan tool MB991958, read the diagnostic trouble code.
1. Connect scan tool MB991958 to the data link connector. (Refer to
TRACTION CONTROL SYSTEM (TCL) DIAGNOSIS
).
2. Turn the ignition switch to the "ON" position.
3. Use scan tool MB991958 to read the TCL diagnostic trouble codes.
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Is any DTC set?
YES: Repair the TCL system. (Refer to TCL DIAGNOSTIC TROUBLE
CODE CHART
). Then go to Step 4 . CAUTION: To prevent damage to scan tool MB991958,
always turn the ignition switch to the
"LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958.

2004 Mitsubishi Endeavor LS
2004 BRAKES Traction Control System (TCL) - Endeavor

NO
: Go to Step 2.
STEP 2. Using scan tool MB991958, check actuator test item 09: Engine
TCL Drive.
CAUTION: To prevent damage to scan tool MB991958,
always turn the ignition switch to the
"LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958.

2004 Mitsubishi Endeavor LS
2004 BRAKES Traction Control System (TCL) - Endeavor

Fig. 53: Connecting Scan Tool MB991958 To Data Link Connector

2004 Mitsubishi Endeavor LS
2004 BRAKES Traction Control System (TCL) - Endeavor

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
1. Connect scan tool MB991958 to the data link connector. (Refer to
TRACTION CONTROL SYSTEM (TCL) DIAGNOSIS ).
2. Turn the ignition switch to the "ON" position.
3. Use scan tool MB991958 to check the actuator test.
Item 09: Engine TCL Drive.
When the accelerator pedal is depressed at the same time that the
button for actuator test item 09 displayed on scan tool
MB991958 is pressed, the system prevents the engine speed from
rising for three seconds.
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Are the check results for actuator test item 09 satisfactory?
YES: Go to Step 3.
NO: Replace the hydraulic unit (integrated with ABS/TCL-ECU < FWD > or
TCL/ASC-ECU < AWD >). (Refer to HYDRAULIC UNIT
). Then go to Step
4 .
STEP 3. Retest the system
Q: Does the TCL system work normally?
YES: It can be assumed that this malfunction is intermittent. (Refer to HOW
TO COPE WITH INTERMITTENT MALFUNCTIONS
).
NO: Replace the hydraulic unit (integrated with ABS/TC
L-ECU < FWD > or CAUTION: The engine speed increases after the
actuator test because the actuator test
continues for only three seconds. Therefore,
release the accelerator pedal immediately.

2004 Mitsubishi Endeavor LS
2004 BRAKES Traction Control System (TCL) - Endeavor

TCL/ASC-ECU < AWD >). (Refer to HYDRAULIC UNIT
). Then go to Step
4.
STEP 4. Retest the system
Q: Does the TCL system work normally?
YES: The procedure is complete.
NO: Return to Step 1 .
DATA LIST REFERENCE TABLE The following items can be read by the scan tool from the ABS/TCL-ECU < FWD
> or TCL/ASC-ECU < AWD > input data.
Fig. 54: Data List Reference Table

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2004 Mitsubishi Endeavor LS
2004 BRAKES Traction Control System (TCL) - Endeavor

ACTUATOR TEST REFERENCE TABLEThe scan tool activates the following actuators for testing.
Fig. 55: Actuator Test Reference Table

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CHECK AT ABS/TCL-ECU TERMINAL VOLTAGE & TERMINAL VOLTAGE CHECK CHART Required Special Tool:
MB991970: ABS check harness
1. Disconnect the ABS/TCL-ECU connector A-02 and connect special tool
MB991970 between the ABS/TCL-ECU and the body-side harness connector.
Then use special tool MB991970 to measure the voltages between terminal 2
and each terminal.
2. The terminal la
youts are shown in the illustrations below.

2004 Mitsubishi Endeavor LS
2004 BRAKES Traction Control System (TCL) - Endeavor