BMW X5 2007–2014 — technical service bulletin
Bulletin B340716 · NHTSA communication 10146823 · issued Sep 1, 2016
Technical service bulletin
communication type
Parking Brake
component
2007–2014
model years
20
vehicle entries
Official summary
"PARKING BRAKE DOES NOT WORK. Parking brake (EMF) sporadically or permanently fails to engage. Check Control Message (CCM) ""Parking brake failed"" is displayed. One or more of the following fault codes are stored in the EMF control unit: o 0x6023 - PER_POWER_ SUPPLY o 0x600E - ECU_RELAY_MOSFET o 0x6011 - ECU_MOTOR_CIRCUIT o 0x600C - PER_BUTTON_RAW o 0x6019 - PER_BUTTON_APPLY o 0x6020 - PER_BUTTON_RELEASE o 0x6021 - PER_IGN_WAKE o 0x6022 - PER_WHEEL_SPEED o 0xD387 - CAN_BUS Damaged wiring harness Defective electromechanical parking brake (EMF) actuator unit."
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.