2021 Mini Cooper Service and Repair Manual

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Factory-Grade Data

2021 Mini Cooper 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.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • S Hot Chili Hatchback 2-Door
  • S Sidewalk Convertible 2-Door
  • John Cooper Works GP Convertible 2-Door
  • S Convertible 2-Door
  • John Cooper Works Hot Chili Convertible 2-Door
  • S Salt Hatchback 2-Door
  • S Chili Hatchback 4-Door
  • S Hot Chili Hatchback 4-Door
  • Base Convertible 2-Door
  • John Cooper Works Convertible 2-Door
  • John Cooper Works GP Hatchback 2-Door
  • S Hatchback 2-Door
  • John Cooper Works Hot Chili Hatchback 2-Door
  • Chili Hatchback 2-Door
  • SE Hatchback 2-Door
  • Salt Hatchback 2-Door
  • Pepper Hatchback 4-Door
  • Base Hatchback 4-Door
  • Pepper Hatchback 2-Door
  • Base Hatchback 2-Door
  • Pepper Convertible 2-Door
  • Rosewood Hatchback 2-Door
  • John Cooper Works Hatchback 2-Door
  • Chili Hatchback 4-Door
  • S Hatchback 4-Door
  • S Hot Chili Convertible 2-Door
  • S Chili Hatchback 2-Door

Engines covered

  • 2.0L 1998CC 122Cu. In. l4 GAS DOHC Turbocharged
  • 1.5L 1499CC l3 GAS DOHC Turbocharged
  • BATTERY EV (EV/BEV)

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

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Vehicle Safety Data

2021 Mini Cooper Recalls & Complaints

NHTSA #21V55400021/07/2021Component: SEAT BELTS

BMW of North America, LLC (BMW) is recalling certain 2021 2 Series (230i, 230i xDrive, M240i, M240i xDrive), 330e, 330e Xdrive, 4 Series Coupe (430i, 430i xDrive, M440i xDrive) M4 Coupe, M4 Competitio

Consequence

During a crash, a seat belt retractor that does not function as intended increases the risk of injur

Remedy

Dealers will inspect the seat belt retractors (including the seat belts) and, if necessary, replace

NHTSA #20V28300020/05/2020Component: AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE

BMW of North America, LLC (BMW) is recalling certain 2020 X1 xDrive28i, X1 sDrive28i, X2 xDrive28i and X2 sDrive28i, 2020 MINI Clubman Cooper S All4, 2021 MINI Hardtop 2 Door (Cooper, Cooper S, John C

Consequence

If the safety systems do not deploy as intended in a roll over crash, it may increase the risk of in

Remedy

BMW will notify owners, and dealers will replace the air bag control unit, free of charge. The reca

TSB #11031884

EVAP PURGE (VENT) VALVE EXT LTD WTY (ELW) 15 YRS/150,000 MLS

TSB #11009006

EVAP PURGE (VENT) VALVE EXT LTD WTY (ELW) 15 YEARS/150,000 MILES

TSB #10252037

During inspection and/or diagnosis there is noticeable dirt/grease buildup on the axles near the inner and/or outer CV boots.

TSB #10245428

Cavity protection applied to underside of the hood is leaking out onto the wheel arch trim and grille.

TSB #10244507

MINI electrical systems have continued to develop over the past few years. As a result, the demand on the batteries has increased. Breakdowns due to an empty battery or problems in the vehicles electrical system can have various causes, mos

TSB #10242534

?BMW AG has issued a Delivery Stop: REPLACE CHARGE AIR LINE.

TSB #10242535

?The panoramic roof sunblind does not close, or jams while closing.

TSB #10238095

Upon opening and closing the tailgate, a creaking/groaning sound can be heard from tailgate actuator.

Showing the 8 most recent of 45 technical service bulletins on file with NHTSA.

20221110Component: AIR BAGSCrash reported2 injured

On October 4, 2022, the Mini Cooper hardtop 4 door was hit in a head-on collision by a driver who was going at least 40 MPH, possibly more. The car that hit the Cooper was a Toyota Prius. All the Prio

20221229Component: ELECTRICAL SYSTEMFire reported

After work, I started the car in a parking lot. Before leaving, a fire started under the hood behind the passenger side headlight. After using the jaws of life to take off the hood, the fire departmen

20241210Component: FUEL/PROPULSION SYSTEM

No incident occurred. On October 18th we received a high voltage battery recall notice for this car. Apparently there were some thermal events (fires) and BMW has released software to help protect t

20240211Component: ELECTRICAL SYSTEM

Digital instrument cluster of electric Mini SE (includes speedometer and battery/range information) turns off without warning while driving and does not turn back on until car is powered down for over

20230427Component: STEERING

The car completely lost steering in traffic. I brought it back to the Mini dealership, they informed me this is a known issue for Mini Coopers equipped with the click-and-play system, and they needed

Showing the 5 most serious of 7 complaints filed with NHTSA.

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