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2006 BMW M5

Section 46 (Anti-Lock/Traction Control): Servicing

2006 BMW M5SECTION Servicing
WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2003 BMW M5, 2003 BMW 540i, 2003 BMW 530i, 2003 BMW 525i, and 2002 BMW M5. However, it is still accessible from the selected car via links, so may be relevant.

Brake fluid should be replaced every 2 years. Brake fluid tank has a vent hole. Brake fluid will retain moisture from air and could cause brake fluid boiling point to drop from 464°F (240°C) to 320°F (160°C).

System does not require maintenance, though there must be conformance with the following instructions when working on vehicles with ABS/ASC systems:

  1. Connector must be removed from electronic unit when welding with an electric welder (ignition switched off).
  2. Electronic control unit may be briefly subjected to maximum (95 degrees C) and to maximum (85 degrees C) for a longer time (approximately 2 hours) when painting vehicle.
  3. Terminals must be completely tight on end poles of battery.
  4. Brake lines must not be swapped over. If applicable mark them prior to disassembly.
  5. The system must be checked in accordance with DIS (Diagnosis and Information System) whenever any of the following components are removed or replaced:
    • Hydraulic control unit
    • ABS control unit
    • Wheel speed sensor (pulse sensor)
    • ABS wiring harness
    • Valve control relay
    • Relay pump motor
  6. On vehicles with ASC+T, the ABS/ASC control unit must be reinitialized if any of the following components has been removed or replaced:
    • ABS/ASC+T control unit
    • Throttle-valve assembly
    • Throttle potentiometer
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.