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 MANUALSBMW2021Z4 SDRIVE M40IREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMSAUDIO, NAVIGATION, ANTI-THEFT, AIRBAG CONTROL -- REPAIR (G29)65 12 AUDIO SYSTEM HEAD UNIT, SUBWOOFERS65 12 400 REMOVING AND INSTALLING THE RECEIVER AUDIO MODULEINSTALLING THE RECEIVER AUDIO MODULE (RAM)
2021 BMW Z4 sDrive M40i
Installing the Receiver Audio Module (RAM)
2021 BMW Z4 sDrive M40iSECTION Installing the Receiver Audio Module (RAM)
- Install and position the Receiver Audio Module (RAM) (2) .
- Tighten nuts (1)
.TIGHTENING TORQUE SPECIFICATION
Amplifier/RAM to holder M5 screw Tightening torque 3 Nm Nut Tightening torque 3 Nm - Connect connectors (1)
and lock.
Follow-up work
- Refer to INSTALLING LUGGAGE COMPARTMENT WHEEL ARCH TRIM PANEL .
- Refer to INSTALLING LOADING EDGE TRIM .
- Refer to INSTALLING THE TRUNK COMPARTMENT LIGHT .
- Refer to INSTALLING LUGGAGE COMPARTMENT FLOOR COVERING .
- Refer to ACTIVATING VEHICLE ELECTRICAL SYSTEM .
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.