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 L4-2.0L SOHCREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSKNOCK SENSORSERVICE AND REPAIRWHEN REPLACING THIS COMPONENT PLEASE READ THIS PROCEDURE
2005 Mitsubishi Lancer L4-2.0L SOHC
When Replacing This Component Please Read This Procedure
2005 Mitsubishi Lancer L4-2.0L SOHCSECTION When Replacing This Component Please Read This Procedure
INITIALIZATION PROCEDURE FOR LEARNING VALUE IN MFI ENGINE
When the following service is performed, initialize the learning value.
^ At replacing engine assembly
^ At replacing throttle body and at cleaning
^ At replacing knock sensor
NOTE: Initialize A/T-related learning value.
Initialization Procedure
Required Special Tool:
^ MB991958: Scan Tool (MUT-III Sub Assembly)
^ MB991824: V.C.I.
^ MB991827: MUT-III USB Cable
^ MB991911: MUT-III Main Harness B
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.
2. Turn the ignition switch to the ON position.
3. Select Check Mode form the menu screen.
4. Select ERASE MEMORY form the menu screen.
5. Initialize the learning value.
6. After initialization of the learning value, learn the idling in MFI engine.
When the following service is performed, initialize the learning value.
^ At replacing engine assembly
^ At replacing throttle body and at cleaning
^ At replacing knock sensor
NOTE: Initialize A/T-related learning value.
Initialization Procedure
Required Special Tool:
^ MB991958: Scan Tool (MUT-III Sub Assembly)
^ MB991824: V.C.I.
^ MB991827: MUT-III USB Cable
^ MB991911: MUT-III Main Harness B
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.
2. Turn the ignition switch to the ON position.
3. Select Check Mode form the menu screen.
4. Select ERASE MEMORY form the menu screen.
5. Initialize the learning value.
6. After initialization of the learning value, learn the idling in MFI engine.
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.