Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Mitsubishi Lancer EvolutionFACTORY OEM SERVICE PROCEDURE
Section 21 (Auto-Cruise Control System)
WARNING: This page is about a different car, the 2004 Mitsubishi Eclipse. However, it is still accessible from the selected car via links, so may be relevant.
- Auto-Cruise Control
- Auto-Cruise Control System Diagnosis
- Introduction To Auto-Cruise Control System Diagnosis
- Auto-Cruise Control System Diagnostic Troubleshooting Strategy
- Auto-Cruise Control System Diagnostic Function
- Diagnostic Trouble Code Chart
- Diagnostic Trouble Code Procedures
- Symptom Chart
- Symptom Procedures
- INSPECTION PROCEDURE 1: Communication with Scan Tool MB991958 is not Possible (Communication with the Auto-cruise Control-ECU Only is not Possible.)
- Notes
- Circuit Operation
- Technical Description (Comment)
- Troubleshooting Hints
- Diagnosis
- INSPECTION PROCEDURE 2: When the Brake Pedal is Depressed, Auto-cruise Control is not Cancelled.
- INSPECTION PROCEDURE 3: When the Clutch Pedal is Depressed, Auto-cruise Control is not Cancelled. < M/T>
- INSPECTION PROCEDURE 4: When the Selector Lever is Moved to "N" Range, Auto-cruise Control is not Cancelled. < A/T>
- INSPECTION PROCEDURE 5: When the Auto-cruise Control "CANCEL" Switch is Set to ON, Auto-cruise Control is not Cancelled.
- INSPECTION PROCEDURE 6: Auto-cruise Control cannot be Set.
- INSPECTION PROCEDURE 7: Hunting (Repeated Acceleration and Deceleration) Occurs at the Set Vehicle Speed < M/T>.
- INSPECTION PROCEDURE 8: Hunting (Repeated Acceleration and Deceleration) Occurs at the Set Vehicle Speed. < A/T>
- INSPECTION PROCEDURE 9: Auto-cruise Control Indicator Light Inside Combination Meter does not Illuminate. (However, Auto-cruise Control is Normal.)
- INSPECTION PROCEDURE 1: Communication with Scan Tool MB991958 is not Possible (Communication with the Auto-cruise Control-ECU Only is not Possible.)
- Data List Reference Table
- Check Auto-Cruise Control-Ecu Terminals
- On-Vehicle Service
Factory Service Tools
Use the Manual With the Right Hardware
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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.