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.
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HOMESERVICE MANUALSMITSUBISHI2005LANCER EVOLUTION L4-2.0L DOHC TURBOREPAIR AND DIAGNOSISSERVICE PRECAUTIONSVEHICLE DAMAGE WARNINGSSERVICING ELECTRICAL SYSTEM
2005 Mitsubishi Lancer Evolution L4-2.0L DOHC Turbo
Servicing Electrical System
2005 Mitsubishi Lancer Evolution L4-2.0L DOHC TurboSECTION Servicing Electrical System
SERVICING ELECTRICAL SYSTEM
WARNING: Battery posts, terminals and related accessories contain lead and lead compounds.
WASH HANDS AFTER HANDLING
1. Note the following before proceeding with working on the electrical system.
Never perform unauthorized modifications to any electrical device or wiring. Such modifications might lead to a vehicle malfunction, over-capacity or short-circuit that could result in a fire in the vehicle.
CAUTION:
^ Before connecting or disconnecting the negative battery cable, be sure to turn the ignition switch to the LOCK (OFF) position and turn off the lights. (If this is not done, there is the possibility of semiconductor parts being damaged.)
^ After completion of the work (and the negative battery terminals is connected), warm up the engine and allow it to idle for approximately 10 minutes under the conditions described below in order to stabilize engine control conditions, and then check to be sure that the idle is satisfactory.
^ Engine coolant temperature: 85 - 95°C (185 - 203°F)
^ Lights and all accessories: OFF
^ Transaxle: N position
^ Steering wheel: straight-forward position
2. When servicing the electrical system, disconnect the negative cable terminal from the battery.
WARNING: Battery posts, terminals and related accessories contain lead and lead compounds.
WASH HANDS AFTER HANDLING
1. Note the following before proceeding with working on the electrical system.
Never perform unauthorized modifications to any electrical device or wiring. Such modifications might lead to a vehicle malfunction, over-capacity or short-circuit that could result in a fire in the vehicle.
CAUTION:
^ Before connecting or disconnecting the negative battery cable, be sure to turn the ignition switch to the LOCK (OFF) position and turn off the lights. (If this is not done, there is the possibility of semiconductor parts being damaged.)
^ After completion of the work (and the negative battery terminals is connected), warm up the engine and allow it to idle for approximately 10 minutes under the conditions described below in order to stabilize engine control conditions, and then check to be sure that the idle is satisfactory.
^ Engine coolant temperature: 85 - 95°C (185 - 203°F)
^ Lights and all accessories: OFF
^ Transaxle: N position
^ Steering wheel: straight-forward position
2. When servicing the electrical system, disconnect the negative cable terminal from the battery.
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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.