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 MANUALSBMW2011128I 2D CONVERTIBLE, N52, STANDARDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMSBODY EQUIPMENT - REPAIR (E88)FRONT ELECTRICALLY OPERATED WINDOWS51 33... NORMALIZATION OF POWER WINDOW UNITS
2011 BMW 128i 2D Convertible, N52, Standard
51 33... Normalization Of Power Window Units
2011 BMW 128i 2D Convertible, N52, StandardSECTION 51 33... Normalization Of Power Window Units
NOTE:
Normalization must be carried out after the following work:
The following functions are deactivated after a denormalization:
Normalization/denormalization of the power window units is possible via the diagnosis system under the following path: Diagnosis, Footwell module (or junction box), Control unit functions, Footwell module (or junction box) and Component activation
- Removal or replacement of power window unit or window glass
- Coding/programming of footwell module (or junction box)
The following functions are deactivated after a denormalization:
- Short-stroke function
- Anti-trapping protection
- Toll closing
Normalization/denormalization of the power window units is possible via the diagnosis system under the following path: Diagnosis, Footwell module (or junction box), Control unit functions, Footwell module (or junction box) and Component activation
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.