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 MANUALSBMW2023M440I GRAN COUPEREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTCRUISE CONTROL SYSTEMSDISTANCE SYSTEMS, CRUISE CONTROL -- REPAIR (G22, G23 & G26)
2023 BMW M440i Gran Coupe
Distance Systems, Cruise Control -- Repair (G22, G23 & G26)
2023 BMW M440i Gran CoupeSECTION Distance Systems, Cruise Control -- Repair (G22, G23 & G26)
- 66 12 Key Fob
- Teach in radio remote control/radio remote control with display (BMW display key) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 12 150 Removing and installing/replacing battery pack of BMW display key (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 12 610 Replacing radio remote control (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 20 Parking Assistance System
- 66 20 510 Removing and installing/replacing control unit (Park Distance Control) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 20 515 Remove and attach/replace left front ultrasonic sensor (Park Distance Control) (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 20 516 Remove and attach/replace right front ultrasonic sensor (Park Distance Control) (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 20 517 Remove and attach/replace left front center ultrasonic sensor (Park Distance Control) (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 20 519 Remove and attach/replace right front center ultrasonic sensor (Park Distance Control) (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 20 534 Removing and installing/replacing ultrasonic sensor, rear left (Park Distance Control) (after vehicle diagnosis) (4' Series coupe models)
- 66 20 535 Dismantle and install/replace right rear ultrasonic sensor (Park Distance Control) (after vehicle diagnosis) (4' Series coupe models)
- 66 20 536 Removing and installing/replacing ultrasonic sensor, rear center left (Park Distance Control) (after vehicle diagnosis) (4' Series coupe models)
- 66 20 537 Removing and installing/replacing rear right ultrasonic sensor, center (Park Distance Control) (after vehicle diagnosis) (4' Series coupe models)
- 66 20 534 Removing and installing/replacing ultrasonic sensor, rear left (Outer) (Park Distance Control) (after vehicle diagnosis) (4' Series convertible models)
- 66 20 535 Dismantle and install/replace right rear ultrasonic sensor (Outer) (Park Distance Control) (after vehicle diagnosis) (4' Series convertible models)
- 66 20 536 Removing and installing/replacing ultrasonic sensor, rear center left (Park Distance Control) (after vehicle diagnosis) (4' Series convertible models)
- 66 20 537 Removing and installing/replacing rear right ultrasonic sensor, center (Park Distance Control) (after vehicle diagnosis) (4' Series convertible models)
- 66 20 534 Removing and installing/replacing ultrasonic sensor, rear left (Park Distance Control) (after vehicle diagnosis) (4' Series Gran Coupe sedan models)
- 66 20 535 Dismantle and install/replace right rear ultrasonic sensor (Park Distance Control) (after vehicle diagnosis) (4' Series Gran Coupe sedan models)
- 66 20 536 Removing and installing/replacing ultrasonic sensor, rear center left (Park Distance Control) (after vehicle diagnosis) (4' Series Gran Coupe sedan models)
- 66 20 537 Removing and installing/replacing rear right ultrasonic sensor, center (Park Distance Control) (after vehicle diagnosis) (4' Series Gran Coupe sedan models)
- 66 31 Radar Sensor For Adaptive Cruise Control
- 66 31 010 Instructions for ACC adjustment device (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 31 111 Adjusting the front radar sensor (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 31 115 Removing and installing front radar sensor long range (with holder) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 31 120 Removing and installing front radar sensor (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 31 540 Replacing radome (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 31 616 Replacing front radar sensor long range (after vehicle diagnosis) (4' Series coupe and convertible models)
- 66 31 621 Replacing front radar sensor (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 31 616 Replacing front radar sensor long range (after vehicle diagnosis) (4' Series Gran Coupe sedan models)
- 66 32 Lane Change Warning Sensors
- 66 32 165 Removing and installing side radar sensor short range front left (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 32 170 Removing and installing side radar sensor short range front right (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 32 180 Removing and installing rear radar sensor short range left (4' Series coupe models)
- 66 32 185 Removing and installing rear radar sensor short range right (4' Series coupe models)
- 66 32 666 Replacing short range front side radar sensor, left (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 32 671 Replacing short range front side radar sensor, right (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 32 681 Replacing short range tail radar sensor, left (after vehicle diagnosis) (4' Series coupe models)
- 66 32 686 Replacing short range tail radar sensor, right (after vehicle diagnosis) (4' Series coupe models)
- 66 32 180 Removing and installing rear radar sensor short range left (4' Series convertible models)
- 66 32 185 Removing and installing rear radar sensor short range right (4' Series convertible models)
- 66 32 681 Replacing short range tail radar sensor, left (after vehicle diagnosis) (4' Series convertible models)
- 66 32 686 Replacing short range tail radar sensor, right (after vehicle diagnosis) (4' Series convertible models)
- 66 32 180 Removing and installing rear radar sensor short range left (4' Series Gran Coupe sedan models)
- 66 32 185 Removing and installing rear radar sensor short range right (4' Series Gran Coupe sedan models)
- 66 32 681 Replacing short range tail radar sensor, left (after vehicle diagnosis) (4' Series Gran Coupe sedan models)
- 66 32 686 Replacing short range tail radar sensor, right (after vehicle diagnosis) (4' Series Gran Coupe sedan models)
- 66 33 Automated Parking System
- 66 33 110 Remove and install left front ultrasonic sensor for PMA (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 33 120 Remove and install right front ultrasonic sensor for PMA (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 33 140 Remove and install ultrasonic sensor for rear left PMA (4' Series coupe models)
- 66 33 150 Remove and install ultrasonic sensor for right rear PMA (4' Series coupe models)
- 66 33 519 Replacing the control unit for Automatic Parking Assistant (After vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 33 140 Removing and installing the ultrasonic sensor or Automatic Parking Assistant at the rear left (4' Series convertible models)
- 66 33 150 Removing and installing ultrasonic sensor for Automatic Parking Assistant at the right rear (4' Series convertible models)
- 66 33 140 Removing and installing the ultrasonic sensor or Automatic Parking Assistant at the rear left (4' Series Gran Coupe sedan models)
- 66 33 150 Removing and installing ultrasonic sensor for Automatic Parking Assistant at the right rear (4' Series Gran Coupe sedan models)
- 66 51 Camera-Based Driver-Assistance Systems
- 66 51 060 Remove and install KAFAS camera with integrated control unit (Mid-variant) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 51 070 Remove and install KAFAS camera with integrated control unit (High-variant) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 51 561 Replacing KAFAS camera with integrated control unit (Mid-variant) (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 51 571 Replacing KAFAS camera with integrated control unit (High-variant) (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 52 Interior Driver Camera
- 66 53 Rearview / Side View / Top-View Camera
- 66 53 020 Removing and installing rear view camera (4' Series coupe models)
- 66 53 060 Removing and installing left or right top view camera (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 53 120 Remove and install front camera (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 53 170 Removing and installing the control unit for the top rear side view camera (TRSVC) (with holder) (4' Series coupe models)
- 66 53 524 Replacing the rear view camera (After vehicle diagnosis) (4' Series coupe models)
- 66 53 582 Replacing top view camera on left or right (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 53 621 Replacing front camera (after vehicle diagnosis) (4' Series coupe, convertible, and Gran Coupe sedan)
- 66 53 671 Replacing the control unit for top rear side view camera (TRSVC) (After vehicle diagnosis) (4' Series coupe models)
- 66 53 020 Removing and installing rear view camera (4' Series convertible models)
- 66 53 170 Removing and installing the control unit for the top rear side view camera (TRSVC) (with holder) (4' Series convertible models)
- 66 53 524 Replacing the rear view camera (After vehicle diagnosis) (4' Series convertible models)
- 66 53 671 Replacing the control unit for top rear side view camera (TRSVC) (After vehicle diagnosis) (4' Series convertible models)
- 66 53 020 Removing and installing rear view camera (4' Series Gran Coupe sedan models)
- 66 53 170 Removing and installing the control unit for the top rear side view camera (TRSVC) (with holder) (4' Series Gran Coupe sedan models)
- 66 53 524 Replacing the rear view camera (After vehicle diagnosis) (4' Series Gran Coupe sedan models)
- 66 53 671 Replacing the control unit for top rear side view camera (TRSVC) (after vehicle diagnosis) (4' Series Gran Coupe sedan models)
RENDER: 1.0x
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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.