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.

2011 BMW 750Lxi 4.4 CFACTORY OEM SERVICE PROCEDURE

4120 Adapter cable

0496513 614120 Adapter cable Minimum set: Measuring and testing equipment MP

NOTE: (V adapter) Six-pin, for seat control unit diagnosis [Released]

Storage Location: E120

SI number: 02 07 08 (487)

Fig 1: Identifying Adapter Cable (0496513)

Courtesy of BMW OF NORTH AMERICA, INC.

Factory Service Tools

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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.

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