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.
2021 BMW M2 Automatic DCT TransFACTORY OEM SERVICE PROCEDURE
Fuel System - Repair (F87)
- 13 31 Fuel Pressure Check
- 13 51 High-Pressure Pump
- 13 53 Fuel Injectors, Fuel Rail, Fuel Line, Pressure Sensors
- Removing and installing/replacing fuel rail (Bosch high pressure pump) (N55T0 Engine) (2016-2018)
- Removing and installing/replacing fuel rail (rail with fuel pressure lines) (N55T0 Engine) (2016-2018)
- Removing and installing/replacing a fuel pressure line (N55T0 Engine) (2016-2018)
- Removing and installing/replacing an fuel injector (N55T0 Engine) (2016-2018)
- 13 53 332 Removing and installing/replacing fuel feed line (N55T0 Engine) (2016-2018)
- Removing and installing/replacing fuel pressure line (N55T0 Engine) (2016-2018)
- Removing and installing or replacing high-pressure fuel rail (S55 Engine) (2019-2022)
- Removing and installing/replacing both fuel pressure lines (S55 Engine) (2019-2022)
- Removing and installing/replacing fuel feed line (S55 Engine) (2019-2022)
- Replacing fuel low-pressure sensor (S55 Engine) (2019-2022)
- Replacing high pressure fuel sensor (S55 Engine) (2019-2022)
- Removing and installing/replacing all fuel injectors (S55 Engine) (2019-2022)
- 13 54 Throttle Body
- 13 62 Engine Sensors
- Replacing coolant temperature sensor (N55T0 Engine) (2016-2018)
- Removing and installing/replacing hot film air mass meter (N55T0 Engine) (2016-2018)
- Replacing coolant temperature sensor (S55 Engine) (2019-2022)
- Removing and installing/replacing left or right hot film air mass meter (S55 Engine) (2019-2022)
- Removing and installing/replacing oil temperature sensor (S55 Engine) (2019-2022)
- Replacing differential pressure sensor for gasoline particulate filter (after vehicle diagnosis), cylinders 1-3 (2019-2022)
- Replacing differential pressure sensor for gasoline particulate filter (after vehicle diagnosis), cylinders 4-6 (2019-2022)
- Replacing both differential pressure sensors for gasoline particulate filter (after vehicle diagnosis) (2019-2022)
- Replacing pulse sensor for high pressure pump drive (S55 Engine) (2019-2022)
- 13 71 Intake Silencer
- Removing and installing/replacing intake silencer housing (N55T0 Engine) (2016-2018)
- Removing air duct (N55T0 Engine) (2016-2018)
- Removing and installing/replacing intake silencer housing, left (S55 Engine) (2019-2022)
- Removing and installing/replacing intake silencer housing (S55 Engine) (2019-2022)
- Removing and installing/replacing front air duct (S55 Engine) (2019-2022)
- Removing top rear air duct (S55 Engine) (2019-2022)
- Removing bottom rear air duct (S55 Engine) (2019-2022)
- 13 72 Engine Air Filter
- 13 90 EVAP Canister Purge Valve
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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