What is the 2022-2024 BMW i4 G26 i4 Coolant Changeover-Valve Leak Diagnosis?

BMW SIB 17 01 24 defines a G26 i4 path for coolant leaking under the car, low heater output, Check Control Message ID49 and specified coolant/heater faults. BMW identifies leakage from the coolant changeover valve and distinguishes improved valves produced January 5, 2024 or late… Severity: medium.

BMW · Known Issues

2022-2025 BMW i4 Problems: 3 Issues Every Owner Should Know

2022-2025 model years · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated July 2026

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2026 BMW i4: tracking in progress

The 2026 BMW i4 is new enough that early-production reliability data hasn't yet emerged. We're actively tracking owner reports as they come in. In the meantime, the most common issues reported on the 2022–2025 generation are shown below — many of these typically carry over to the next year before being addressed in mid-cycle refreshes.

Already own a 2026 BMW i4? Share your experience and help us track this generation.

According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2022-2025 BMW i4 has 3 documented known issues, with 2 rated critical. The most serious are 2022-2023 i4 eDrive40 Sound-Generator Recall 23V-026 and 2022-2025 i4 Propulsion-Loss Recall 25V-395. DIY maintenance guides at .

Frequently Asked Questions

What are the most common BMW i4 problems?

According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2022-2025 BMW i4 has 3 documented issues. The most frequently reported are: 2022-2023 i4 eDrive40 Sound-Generator Recall 23V-026, 2022-2025 i4 Propulsion-Loss Recall 25V-395, G26 i4 Coolant Changeover-Valve Leak Diagnosis. Of these, 2 are rated critical and should be addressed promptly.

Is the BMW i4 reliable?

The 2022-2025 BMW i4 has 3 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 2 issues are rated critical: 2022-2023 i4 eDrive40 Sound-Generator Recall 23V-026 and 2022-2025 i4 Propulsion-Loss Recall 25V-395. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.

What year BMW i4 is the most reliable?

Reliability varies across model years of the BMW i4. Based on documented issues, problems are most commonly reported in earlier model years. Au7o recommends checking the specific known issues for your target year before purchasing, and having a pre-purchase inspection performed by a qualified mechanic. Our known issues database covers the 2022-2025 BMW i4 with 3 documented issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports.

What is the 2022-2023 BMW i4 2022-2023 i4 eDrive40 Sound-Generator Recall 23V-026?

BMW recall 23V-026 covers certain 2022-2023 i4 eDrive40 vehicles produced November 11, 2021 through December 22, 2022. Unfavorable external artificial sound-generator software can fail during startup, leaving the vehicle without the low-speed pedestrian warning required by FMVSS… Severity: high.

What is the 2022-2025 BMW i4 2022-2025 i4 Propulsion-Loss Recall 25V-395?

BMW recall 25V-395 covers a VIN-defined group of 2022-2025 i4 vehicles produced March 17, 2021 through January 18, 2024. Electric-drive-motor software can mistakenly identify a double-isolation condition and shut down the high-voltage system about 15-20 seconds after a red warnin… Severity: high.