Service bulletins for the 2016 BMW M4
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
229 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Power steering are shown. Show all
| B320314 | 2018-11-05. Service bulletin. SERVICE BRAKES, HYDRAULIC:POWER ASSIST; STEERING; STEERING:HYDRAULIC POWER ASSIST SYSTEM; STEERING:ELECTRIC POWER ASSIST SYSTEM. Power-Assisted Steering Failure. The power-assisted steering fails with a warning lamp in the instrument cluster or a check control message in the Central Information Display. In some cases, the Dynamic Stability Control warning lamp (DSC) in the instrument cluster may also be illuminated. Failure of the power-assisted steering may be caused by various software-related issues. The following codes may be stored in the fault memory of the Electric Power Steering (EPS): Scenario 1: 0x4823E1 Scenario 2: 0x4823CB/0x4823CC Scenario 3: 0x4823D2 and/or 0x4823EC Scenario 4: 0x48239C (DSC warning lamp lights up in the instrument cluster) Scenario 5: No communication with the EPS is possible (not accessible using diagnostics) Scenario 6: 0x4823EE and 0x4823C2 |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.