1976 BMW 2002 Automatic TransFACTORY OEM SERVICE PROCEDURE

Check Valve

To check operation of this valve, remove air supply hose from pump at check valve. With engine running, listen for exhaust leakage at check valve. A slight flutter of the valve at idle speed is normal.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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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.