Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1982 BMW 320i Automatic TransFACTORY OEM SERVICE PROCEDURE
Control Module Ground Check
NOTE:
This test does not apply to Mercedes-Benz vehicles.
- Disconnect connector at control module. Turn ignition switch "ON". Connect voltmeter positive lead to terminal 31 of control module (not harness). Connect negative lead to ground.
- Reading should show continuity. If not, check module ground wire and repair as necessary.
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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