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 MANUALSBMW2013128I 2D CONVERTIBLE, ENG CD N52, STANDARD TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMEMIRRORSBODY EQUIPMENT - REPAIR (E88)FRONT DOOR LOCKS, HANDLES, FITTINGS51 21 147 REPLACING LOCKS FOR SIMULTANEOUS CLOSING WITH CAS CONTROL UNIT
2013 BMW 128i 2D Convertible, Eng CD N52, Standard Trans
51 21 147 Replacing Locks For Simultaneous Closing With CAS Control Unit
2013 BMW 128i 2D Convertible, Eng CD N52, Standard TransSECTION 51 21 147 Replacing Locks For Simultaneous Closing With CAS Control Unit
Necessary tasks:
- Replace complete lock cylinder for left or right front door
- Replace insert for radio control key
- Replace control unit for Car Access System
Except E81, E87, E91:
- Replace lock for rear lid
Except E81, E82, E87 from MY 03/2007, E88:
- Replace lock for right glovebox
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.