Section 274 (Engine Electrical System -- Tightening Torques M4 (G82 & G83))
WARNING: This page is about a different car, the 2025 BMW M4, 2024 BMW M4, 2023 BMW M4, 2022 BMW M4, and 2021 BMW M4. However, it is still accessible from the selected car via links, so may be relevant.
- 12 12 Spark Plugs (M4 2021-2023)
- 12 13 Ignition Coil (M4 2021-2023)
- 12 14 Camshaft Position Sensor, Crankshaft Position Sensor, Knock Sensor (M4 2021-2023)
- 12 31 Alternator (M4 2021-2023)
- 12 32 Controller (M4 2021-2023)
- 12 41 Starter Motor (M4 2021-2023)
- 12 42 STARTER LINE (M4 Coupe)
- 12 42 BATTERY POSITIVE CABLE (M4 Convertible)
- 12 51 Engine Wiring Harness (M4 2021-2023)
- 12 52 PLUG CONNECTIONS, TERMINALS, LOOSE PARTS (M4 Coupe)
- 12 52 PLUG CONNECTIONS, TERMINALS, LOOSE PARTS (M4 Convertible)
- 12 61 Oil Pressure Switch, Oil Level Sensor (M4 2021-2023)
- 12 90 Engine Control Module (M4 2021-2023)