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2021 Bmw M340iTransmission Fluid Type & Capacity
OEM transmission fluid spec from the factory service manual for the 2020-2024 (2020-2024).
Quick Answer
Transmission Fluid
9.80 QTS. (9.27 L) — Automatic Transmission Fluid ATF+3
Source: Factory service manual — 2021 Bmw M340i 2020-2024.
This vehicle's factory manual
2021 Bmw M340i: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.
What You'll Need
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Frequently Asked Questions
- What transmission fluid does a 2021 Bmw M340i use?
- The 2021 Bmw M340i uses 9.80 QTS. (9.27 L) — Automatic Transmission Fluid ATF+3.
- How much transmission fluid does a 2021 Bmw M340i take?
- Refer to the factory service manual for the exact transmission fluid capacity.
- When should I change the transmission fluid in my 2021 Bmw M340i?
- Most manufacturers recommend transmission fluid changes every 30,000–60,000 miles for automatics. Check your factory service manual for the exact interval.