MITSUBISHI ENDEAVOR 2004 Service Repair Manual

2004 Mitsubishi Endeavor LS
2004 BRAKES Anti-Lock Braking System (ABS) - Endeavor

Fig. 134: EBO And ABS Warning Light Circuit Diagram

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Fig. 135: Identifying Connectors: A
-02, C
-04, C
-31, C
-101, C
-102, C
-103, C
-
211, C
-215

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
TECHNICAL DESCRIPTION (COMMENT)
The ABS-ECU sends the ABS warning light and the brake warning light
signals to the combination meter via the CAN communication. This may be caused by faults in the CAN bus line, the combination meter or
the ABS-ECU.
TROUBLESHOOTING HINTS (THE MOST LIKELY CAUSES FOR THIS CASE:)
Damaged wiring harness or connector Combination meter defect Malfunction of the hydraulic unit (integrated with ABS-ECU)
DIAGNOSIS
2004 Mitsubishi Endeavor LS
2004 BRAKES Anti-Lock Braking System (ABS) - Endeavor

Required Special Tools:
MB991958: Scan Tool (MUT-III Sub Assembly)
MB991824: Vehicle Communication Interface (V. C. I.) MB991827: MUT-III USB Cable MB991910: MUT-III Main Harness A
STEP 1. Using scan tool MB991958, diagnose the CAN bus line.
Use scan tool MB991958 to the diagnose the CAN bus lines.
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 the
"LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958.

2004 Mitsubishi Endeavor LS
2004 BRAKES Anti-Lock Braking System (ABS) - Endeavor

Fig. 136: Connecting Scan Tool MB991958 To Data Link Connector

Courtes
y of MITSUBISHI MOTOR SALES OF AMERICA
.

2004 Mitsubishi Endeavor LS
2004 BRAKES Anti-Lock Braking System (ABS) - Endeavor

2. Turn the ignition switch to the "ON" position.
3. Diagnose the CAN bus line.
Q: Is the check result satisfactory?
YES: Go to Step 2.
NO: Repair the CAN bus lines (Refer to DIAGNOSTIC TROUBLE
CODE DIAGNOSIS
or DIAGNOSIS < VEHICLES WITHOUT
ADVANCED AIR BAG
). Repair the CAN bus lines, and then go to Step
2.
STEP 2. Using scan tool MB991958, read the combination meter
diagnostic trouble code.
Use scan tool MB991958 to check whether combination meter DTC U1102 has
been set.
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 the
"LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958.

2004 Mitsubishi Endeavor LS
2004 BRAKES Anti-Lock Braking System (ABS) - Endeavor

Fig. 137: Connecting Scan Tool MB991958 To Data Link Connector

Courtes
y of MITSUBISHI MOTOR SALES OF AMERICA
.

2004 Mitsubishi Endeavor LS
2004 BRAKES Anti-Lock Braking System (ABS) - Endeavor

2. Turn the ignition switch to the "ON" position.
3. Check whether combination meter DTC U1102 has been set.
Q: Is combination meter DTC U1102 set?
YES: Replace the hydraulic unit (integrated with ABS-ECU)
NO: Replace the combination meter.
INSPECTION PROCEDURE 5: FAULTY ABS OPERATION TECHNICAL DESCRIPTION (COMMENT) The cause depends on driving and road surface conditions, so diagnosis may be
difficult. However, if no diagnostic trouble code is displayed, carry out the
following inspection. TROUBLESHOOTING HINTS (THE MOST LIKELY CAUSES FOR THIS CASE:)
Malfunction of the hydraulic unit
DIAGNOSIS Check the hydraulic unit (Refer to POINTS IN WAVEFORM MEASUREMENT
). If the hydraulic unit (integrated with ABS-ECU) is
malfunctioning, replace it. Then check that the malfunction symptom is eliminated.
STEP 1. Hydraulic unit check
Refer to POINTS IN WAVEFORM MEASUREMENT
.
Q: Is the hydraulic unit normal?
YES: Go to Step 2.
NO: Connect the brake pipes correctly, repair the external brake lines, or
replace the hydraulic unit.
STEP 2. Verify that the condition described by the customer exists.
Q: Can any faults be found with the brake operation?

2004 Mitsubishi Endeavor LS
2004 BRAKES Anti-Lock Braking System (ABS) - Endeavor

YES: Check the brake system related components except the ABS system.
NO: The procedure is complete.
DATA LIST REFERENCE TABLE The following items can be read by the scan tool from the ABS-ECU input data.
Fig. 138: Data List Reference Table

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ACTUATOR TEST REFERENCE TABLE The scan tool activates the following actuators for testing. ACTUATOR TEST SPECIFICATIONS NOTE: If the ABS-ECU runs down, actuator testing cannot be
carried out.
NOTE: Actuator testing is only possible when the vehicle is
stationary.
2004 Mitsubishi Endeavor LS
2004 BRAKES Anti-Lock Braking System (ABS) - Endeavor

Fig. 139: Identifying Scan Tool Activates

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

2004 Mitsubishi Endeavor LS
2004 BRAKES Anti-Lock Braking System (ABS) - Endeavor

Fig. 140: Actuator Test Specifications

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
CHECK AT ABS-ECU
2004 Mitsubishi Endeavor LS
2004 BRAKES Anti-Lock Braking System (ABS) - Endeavor