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BMW TSB #651614
2013 BMW 740
TSB Document:
Affected Component: EQUIPMENT:ELECTRICAL
- Summary
- Central Information Display Intermittently Dimming or Flashing Off/On. Intermittently the Central Information Display (CID) dims and/or flashes off/on. There are two possible root causes for this issue. Cause 1: Voltage supply error from the Headunit-high (HU-H) to the Central Information Display (CID) when the display brightness is set to 60% or higher Cause 2: Calibration data for dimming the Central Information Display (CID) at high temperatures or bright sunlight is set incorrectly internally in the CID.
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