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HOMESERVICE MANUALSMITSUBISHI2007OUTLANDER LS, FWDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTCRUISE CONTROL SYSTEMSAUTO-CRUISE CONTROL SYSTEMAUTO-CRUISE CONTROL SYSTEM DIAGNOSISSYMPTOM PROCEDURESINSPECTION PROCEDURE 4: AUTO-CRUISE CONTROL SYSTEM CANNOT BE SETDIAGNOSIS

2007 Mitsubishi Outlander LS, FWD

Inspection Procedure 4: Auto-cruise Control System cannot be Set: Diagnosis

2007 Mitsubishi Outlander LS, FWDSECTION Diagnosis

Required Special Tools:

MB991958: Scan Tool (M.U.T.-III Sub Assembly)
- MB991824: V.C.I.
- MB991827: M.U.T.-III USB Cable
- MB991910: M.U.T.-III Main Harness A

STEP 1. Using scan tool MB991958, diagnose the CAN bus line.
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.
1. Connect scan tool MB991958 to the data link connector (Refer to HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ).
2. Turn the ignition switch to the "ON" position.
3. Diagnose the CAN bus line (Refer to HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ).
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Is the check result satisfactory?

YES: Go to Step 2

NO: Repair the CAN bus lines (Refer to CAN BUS DIAGNOSTICS CHART ). Then go to STEP 9.

Fig 1: Connecting Scan Tool To Data Link Connector
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
STEP 2. Using scan tool MB991958, read the MFI system diagnostic trouble code.
1. Connect scan tool MB991958 to the data link connector (Refer to HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ).
2. Turn the ignition switch to the "ON" position.
3. Check for MFI system diagnostic trouble code (Refer to HOW TO READ AND ERASE DIAGNOSTIC TROUBLE CODES ).
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Is any DTC set?

YES: Diagnose the MFI system (Refer to DIAGNOSTIC TROUBLE CODE CHART ). Then go to STEP 9.

NO: Go to Step 3.
STEP 3. Using scan tool MB991958, read the A/T system diagnostic trouble code.
1. Connect scan tool MB991958 to the data link connector (Refer to HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ).
2. Turn the ignition switch to the "ON" position.
3. Check for A/T system diagnostic trouble code (Refer to HOW TO READ AND ERASE DIAGNOSTIC TROUBLE CODE ).
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Is any DTC set?

YES: Diagnose the A/T system (Refer to DIAGNOSTIC TROUBLE CODE CHART ). Then go to STEP 9.

NO: Go to Step 4.
STEP 4. Read the diagnostic trouble code.
Read the auto-cruise control system diagnostic trouble code (Refer to HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ).

Q: Is DTC set?

YES: Diagnose the auto-cruise control system (Refer to , DIAGNOSTIC TROUBLE CODE CHART ). Then go to STEP 9.

NO: Go to Step 5.
STEP 5. Using scan tool MB991958, check the data list item 86: Main switch, item 92: Set switch, item 91: Resume switch and item 75: Cancel switch.
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.
1. Connect scan tool MB991958 to the data link connector (Refer to HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ).
2. Turn the ignition switch to the "ON" position.
3. Set scan tool MB991958 to data reading mode for auto-cruise control system (Refer to HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ).
  - Item 86: Main switch.
    - When "ON/OFF" switch is at the "ON" position, the display on scan tool MB991958 should be "ON".
    - When "ON/OFF" switch is at the "OFF" position, the display on scan tool MB991958 should be "OFF".
  - Item 92: Set switch.
    - When "COAST/SET" switch is at the "ON" position, the display on scan tool MB991958 should be "ON".
    - When "COAST/SET" switch is at the "OFF" position, the display on scan tool MB991958 should be "OFF".
  - Item 91: Resume switch.
    - When "ACC/RES" switch is at the "ON" position, the display on scan tool MB991958 should be "ON".
    - When "ACC/RES" switch is at the "OFF" position, the display on scan tool MB991958 should be "OFF".
  - Item 75: Cancel switch.
    - When "CANCEL" switch is at the "ON" position, the display on scan tool MB991958 should be "ON".
    - When "CANCEL" switch is at the "OFF" position, the display on scan tool MB991958 should be "OFF".
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Is the switch operating properly?

YES: Go to Step 6.

NO: Refer to , DIAGNOSTIC TROUBLE CODE PROCEDURES - DTC 15: AUTO-CRUISE CONTROL SWITCH SYSTEM . Then go to STEP 9.
STEP 6. Using scan tool MB991958, check the data list item 74: Brake light switch, item 290: Brake light switch.
1. Connect scan tool MB991958 to the data link connector (Refer to HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ).
2. Turn the ignition switch to the "ON" position.
3. Set scan tool MB991958 to data reading mode for auto-cruise control system (Refer to HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ).
  - Item 74, Brake light switch.
    - When the brake pedal is depressed, the display on scan tool MB991958 should be "ON".
    - When the brake pedal is released, the display on scan tool MB991958 should be "OFF".
  - Item 290, Brake light switch.
    - When the brake pedal is depressed, the display on scan tool MB991958 should be "ON".
    - When the brake pedal is released, the display on scan tool MB991958 should be "OFF".
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Is the switch operating properly?

YES: Go to Step 7.

NO: Refer to , DIAGNOSTIC TROUBLE CODE PROCEDURES - DTC 22: STOPLIGHT SWITCH SYSTEM . Then go to STEP 9.
STEP 7. Using scan tool MB991958, check data list item 88: Neutral switch.
1. Connect scan tool MB991958 to the data link connector (Refer to HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ).
2. Turn the ignition switch to the "ON" position.
3. Set scan tool MB991958 to data reading mode for auto-cruise control system (Refer to HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ).
  - Item 88, Neutral switch.
    - When selector lever is at the "N" position, the display on scan tool MB991958 should be "ON".
    - When selector lever is other than "N" position, the display on scan tool MB991958 should be "OFF".
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Disconnect scan tool MB991958.
Q: Is the switch operating properly?

YES: Go to Step 8.

NO: Refer to , SYMPTOM PROCEDURES - INSPECTION PROCEDURE 2 . Then go to STEP 9.
STEP 8. Check the symptoms.
Q: Can auto-cruise control be set?

YES: It can be assumed that this malfunction is intermittent (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTION ).

NO: Replace the ECM. When the ECM is replaced, register the encrypted code (Refer to ID CODE REGISTRATION NECESSITY JUDGMENT TABLE ). Then go to Step 9.
STEP 9. Check the symptoms.
Q: Can auto-cruise control be set?

YES: The procedure is complete.

NO: Return to STEP 1.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.