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2020 BMW 330i Service and Repair Manual
Regular price
$29.99 USD
Unit price
Covers all 2020 330i trims — M Sport Plus Sedan 4-Door, Base Sedan 4-Door, Sport Line Plus Sedan 4-Door +2 more ·
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Wiring diagrams & schematics
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2020 BMW 330i Service and Repair Manual
Regular price
$29.99 USD
Unit price
2020 BMW 330i service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- M Sport Plus Sedan 4-Door
- Base Sedan 4-Door
- Sport Line Plus Sedan 4-Door
- M Sport Sedan 4-Door
- Sport Line Sedan 4-Door
Engines covered
- 2.0L 1998CC 122Cu. In. l4 GAS DOHC Turbocharged
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
BMW of North America, LLC (BMW) is recalling certain 2019-2021 330i, 330i xDrive, M340i xDrive, 2020-2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, 2021 X3 xDrive30e, X4 xDrive30i, and X4M vehicles.
Consequence
An improperly welded seat frame may not properly restrain the occupant during a crash, increasing th
Remedy
Dealers will replace the seat frame and back rest, free of charge. Owner notification letters were
BMW of North America, LLC (BMW) is recalling certain 2020 Z4 M40i, Z4 sDrive30i, 330i and 330i xDrive vehicles as well as 2020 Toyota Supra vehicles. The headlight control units may fail causing a lo
Consequence
Headlight failure can reduce the driver's visibility, increasing the risk of a crash.
Remedy
BMW will notify owners, and dealers will replace the headlight control units, free of charge. The r
BMW of North America, LLC (BMW) is recalling certain 2018 540d, 2018-2020 530i, 530i xDrive, 540i, 540i xDrive, M550i xDrive, M5, 530e, 530e xDrive, X3 sDrive, X3 xDrive, X3 M40i, X3 M, and 2019-2020
Consequence
The lack of an image in the back-up camera display increases the risk of a crash.
Remedy
BMW will notify owners, and dealers will update the back-up camera software, free of charge. The re
BMW of North America, LLC (BMW) is recalling certain 2020 330i, 330i xDrive and M340i vehicles. The interior trunk release cable may have been improperly installed, preventing the opening of the trun
Consequence
If a person were inside the trunk compartment, they may not be able to get out, increasing their ris
Remedy
BMW will notify owners, and dealers will inspect the interior trunk release cable and properly insta
BMW of North America, LLC (BMW) is recalling certain 2019-2021 BMW 330i, 2019-2022 BMW Z4, 2020-2022 BMW 530i, X3, X4, Toyota Supra, 2021-2022 BMW 430i, 430i Convertible, and 2022 BMW 230i vehicles. T
Consequence
A short circuit in the starter relay may increase the risk of a fire.
Remedy
Owners are advised to park their vehicles outside and away from structures until the remedy is compl
BMW of North America, LLC (BMW) is recalling certain 2019-2020 330i and 330i xDrive vehicles. The outboard rear seat belt pretensioners may not lock as intended during a crash.
Consequence
In the event of a crash, if the seat belt pretensioners fail to lock, there is an increased risk of
Remedy
BMW will notify owners, and dealers will replace the rear seat belts, free of charge. The recall is
BMW of North America, LLC (BMW) is recalling certain 2020 X3 xDrive30e, X4 xDrive30i, X4 M40i, X4M, 330i, 330i xDrive, M340i, 840i Gran Coupe, 840i xDrive Gran Coupe, M850i xDrive Gran Coupe, M8 Gran
Consequence
If the air bag and/or seat belt pretensioners deploy improperly in the event of a crash, there is an
Remedy
BMW will notify owners, and dealers will inspect and replace the front seat belt buckles, as necessa
BMW of North America, LLC (BMW) is recalling certain 2019-2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, X4 xDrive30i, X4 M40i, M550i, X4M, X5 sDrive40i, X5 xDrive40i, X5 xDrive50i, X5M, X5 M50i, X7 x
Consequence
If the driver relies on only the rearview camera image, the missing or reduced rearview image view c
Remedy
BMW will notify owners, and dealers will inspect the rearview camera software and update it if neces
BMW of North America, LLC (BMW) is recalling certain 2019-2022 330i, 330i xDrive, M340i, 2022 430i Coupe, 2021-2022 430i, M440i Convertible, and 2020-2022 228i xDrive Gran Coupe vehicles. The receive
Consequence
An audible chime that does not properly alert the driver to fasten their seat belt increases the ris
Remedy
Dealers will update the receiver audio module software, free of charge. Owner notification letters
BMW of North America, LLC (BMW) is recalling certain 2019-2020 330i, 330i xDrive, and 2019 Z4 vehicles. The needle roller bearings of the counterbalance shafts may have been improperly installed, pot
Consequence
If the counterbalance shaft loosens, severe engine damage could occur, increasing the risk of a cras
Remedy
BMW will notify owners, and dealers will replace the engine, free of charge. The recall began Decem
BMW of North America, LLC (BMW) is recalling certain 2019 Z4 sDrive30i, 2019-2020 330i xDrive, M340i and M340i xDrive, 2020 X3M and X4M, and Toyota Supra vehicles. In certain driving conditions, such
Consequence
A damaged or fractured tie rod may affect vehicle handling and control, increasing the risk of a cra
Remedy
BMW and Toyota will notify owners, and dealers will replace the steering gear tie rods, free of char
The EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in-service date.
The Radiator Grilles Lower Active Air Flap Assembly limited warranty for defects in materials and/or workmanship has been extended to 15 years / 150,000 miles as determined from the original first in-service / delivery date.
While driving on a smooth and/or uneven road, a cracking sound is heard from the rear wheel arch area (highlighted in orange) on either the right or left side.
After carrying out the vehicle test, one or more of the stored faults indicate that the operation of the front bottom active air flap is obstructed or blocked.
The Supplemental Restraint Systems (SRS) Front Passengers Seat Occupancy Capacitive Interior Sensor (CIS) Mat for defects in materials and/or workmanship that causes a false seat occupancy alert to occur has been extended to 10 years / 120,
A vehicle listed above may arrive with a Check Control Message (CCM), and/or malfunction indicator lamp(MIL) illuminated. After carrying out the vehicle test, one or more of the stored faults indicate that the operation of the front bottoma
Coolant Pump Return
A groaning noise is present from the door frame of any door, most commonly when driving over rough roadsor during body flex. This situation may be worse in vehicles which are regularly waxed in th e area of the door jamb.
Showing the 8 most recent of 305 technical service bulletins on file with NHTSA.
Car was t-boned by another vehicle at 65-70 MPH (other driver was cited as negligent and responsible for accident)âand other driverâs car caused damage to the BMW and driver (my daughter) due to t
The contact owned a 2020 BMW 330i. The contact stated that while accelerating from a complete stop and making a left turn, another vehicle, trying to beat the light and driving 60 MPH, crashed into th
The contact owns a 2020 BMW 330i. The contact stated that while he was sleeping, the vehicle was parked outside of the garage and had started itself without the key in the ignition then drove itself a
Showing the 3 most serious of 64 complaints filed with NHTSA.
Other Years of the BMW 330i
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