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 & EQUIPMENTCRUISE CONTROL SYSTEMSDISTANCE SYSTEMS, CRUISE CONTROL -- REPAIR (G29)66 31 ADAPTIVE CRUISE CONTROL66 31 621 REPLACING FRSREMOVING FRONT RADAR SENSOR (FRS) WITH BRACKET
2021 BMW Z4 sDrive M40i
Removing front radar sensor (FRS) with bracket
2021 BMW Z4 sDrive M40iSECTION Removing front radar sensor (FRS) with bracket
NOTE:
RISK OF DAMAGE
Careless handling of tools and sharp-edged components.
Scratches, surface damage.
Careless handling of tools and sharp-edged components.
Scratches, surface damage.
- Protect working area.
- Handle tools and components carefully.
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.