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 MANUALSMITSUBISHI2009LANCER L4-2.4L (4B12)REPAIR AND DIAGNOSISTECHNICAL SERVICE BULLETINSALL TECHNICAL SERVICE BULLETINSAUDIO SYSTEM - REVISED AUDIO UNIT REPLACEMENT
2009 Mitsubishi Lancer L4-2.4L (4B12)
Audio System - Revised Audio Unit Replacement
2009 Mitsubishi Lancer L4-2.4L (4B12)SECTION Audio System - Revised Audio Unit Replacement
No: TSB-10-54-009
DATE: September, 2010
MODEL: See below
SUBJECT: AUDIO UNIT REPLACEMENT - SERVICE MANUAL REVISION
PURPOSE
After audio unit (radio and CD player) replacement always turn the ignition key to the ON position once and verify that all radio and CD player functions operate properly. This bulletin adds this operation verification to the affected service manual pages.
AFFECTED VEHICLES
2008-2010 Lancer
2008-2010 Lancer Evolution
2009-2010 Lancer Sportback
2007-2010 Outlander
AFFECTED SERVICE MANUALS
2008 Lancer page 54A-307
2009 Lancer page 54A-387
2010 Lancer page 54A-428
2008 Lancer Evolution page 54A-364
2009 Lancer Evolution page 54A-398
2010 Lancer Evolution page 54A-408
2009 Lancer Sportback page 54A-408
2010 Lancer Sportback page 54A-413
2007 Outlander page 54B-165
2008 Outlander page 54A-437
2009 Outlander page 54A-462
2010 Outlander page 54A-432
2008 Lancer page 54A-307; 2009 Lancer page 54A-387; 2010 Lancer page 54A-428; 2008 Lancer Evolution page 54A-364; 2009 Lancer Evolution page 54A-398; 2010 Lancer Evolution page 54A-408; 2009 Lancer Sportback page 54A-408; 2010 Lancer Sportback page 54A-413 2007 Outlander page 54B-165; 2008 Outlander page 54A-437; 2009 Outlander page 54A-462; 2010 Outlander page 54A-432
DATE: September, 2010
MODEL: See below
SUBJECT: AUDIO UNIT REPLACEMENT - SERVICE MANUAL REVISION
PURPOSE
After audio unit (radio and CD player) replacement always turn the ignition key to the ON position once and verify that all radio and CD player functions operate properly. This bulletin adds this operation verification to the affected service manual pages.
AFFECTED VEHICLES
2008-2010 Lancer
2008-2010 Lancer Evolution
2009-2010 Lancer Sportback
2007-2010 Outlander
AFFECTED SERVICE MANUALS
2008 Lancer page 54A-307
2009 Lancer page 54A-387
2010 Lancer page 54A-428
2008 Lancer Evolution page 54A-364
2009 Lancer Evolution page 54A-398
2010 Lancer Evolution page 54A-408
2009 Lancer Sportback page 54A-408
2010 Lancer Sportback page 54A-413
2007 Outlander page 54B-165
2008 Outlander page 54A-437
2009 Outlander page 54A-462
2010 Outlander page 54A-432
2008 Lancer page 54A-307; 2009 Lancer page 54A-387; 2010 Lancer page 54A-428; 2008 Lancer Evolution page 54A-364; 2009 Lancer Evolution page 54A-398; 2010 Lancer Evolution page 54A-408; 2009 Lancer Sportback page 54A-408; 2010 Lancer Sportback page 54A-413 2007 Outlander page 54B-165; 2008 Outlander page 54A-437; 2009 Outlander page 54A-462; 2010 Outlander page 54A-432
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.