Z4 M40i

7 service bulletins filed with NHTSA for this model year

• May 6, 2026ENGINEB010324

  The EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in-service date.

• Mar 16, 2026UNKNOWN OR OTHERB650426

  Customers may report issues with the alarm system not functioning correctly. These concerns may includeone or more of the following: Missing confirmation sound (function cannot be selected or deselected in the Central InformationDisplay (CID) menu). Alarm system deactivated (interior mirror light off). Alarm does not function. DWA LED without function after locking (no flashing/flashing). Acoustic acknowledgement is unavailable or cannot be enabled/disabled via the CID menu underdoors/windows. T

• Dec 18, 2025ELECTRICAL SYSTEMB641325

  When performing a vehicle test, diagnostic trouble code “ 8013FE Software run time error” is found in theIHKA module. If this fault is set for two consecutive life cycles, it will turn on the check engine light on vehicles with an I-level lower than 24-11-570. This fault memory entry does not cause an impairment of functionality of the automatic air conditioningsystem.

• Dec 12, 2025ENGINEB111025

  Coolant is leaking from the oil filter housing.

• Aug 20, 2025STRUCTURE:BODYB410424

  A groaning sound from the front of the vehicle while driving can be heard, particularly while cornering. The groaning sound can be heard in the A-pillar/instrument panel area.

• Aug 19, 2025ENGINEB064325

  Oil Line Return

• Apr 28, 2025ELECTRICAL SYSTEMB650825

  Central Information Display (CID) side of the Multifunction Display may intermittently black out.

Source: NHTSA manufacturer communications (technical service bulletins).