2000 Mercedes Benz ML430FACTORY OEM SERVICE PROCEDURE

Service Precautions

Observe following precautions when working with air bag systems:

  • When working around steering column components and before any repairs are performed, disable air bag system. See DISABLING & ACTIVATING AIR BAG SYSTEMΒ  .
  • To avoid air bag deployment when trouble shooting SRS, DO NOT use self-powered electrical test equipment such as battery-powered or AC-powered voltmeter, ohmmeter, etc. DO NOT repair any portion of SRS wiring harness.
  • Before straightening any damage to body, or before performing electrical arc-welding, disable air bag system. See DISABLING & ACTIVATING AIR BAG SYSTEMΒ  .
  • Always wear safety glasses and gloves when handling a deployed air bag module. Air bag module may contain sodium hydroxide deposits which are irritating to the skin.
  • DO NOT repair any portion of SRS wiring harness.
  • Always handle air bag module with trim cover away from your body. Always place air bag module on workbench with trim cover up, away from loose objects.
  • DO NOT expose any SRS component to temperatures in excess of 212Β°F (100Β°C).
  • DO NOT expose any SRS component to cleaning agents such as solvents, gasoline, lye, etc.
  • DO NOT connect Hand-Held Tester (HHT) (6511 0001 99) to Data Link Connector (DLC) with ignition on. Damage to HHT may result.
  • DO NOT connect HHT (6511 0001 99) to vehicle if a battery charger is connected to vehicle battery. Damage to HHT may result.

Factory Service Tools

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When to See a Mechanic

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

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