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.
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HOMESERVICE MANUALSBMW2001330CI CONVERTIBLE (E46) L6-3.0L (M54)REPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLETESTING AND INSPECTION
2001 BMW 330Ci Convertible (E46) L6-3.0L (M54)
Automatic Transmission/Transaxle: Testing and Inspection
2001 BMW 330Ci Convertible (E46) L6-3.0L (M54)SECTION Testing and Inspection
Checking Hydraulic Pressure Values
Connect hose 24 0 021 to pressure gage 13 3 061.
Unscrew and remove plug (1) from the converter bell housing to check the main pressure.
Caution: Inch threads.
Screw in and secure special tool 24 5 190 (adapter).
Screw pipe elbow 24 0 140 to adapter and connect with hose 24 0 021.
Start engine.
Selector lever in "P" or "N". Engine speed > 1500 rpm.
Read main pressure on pressure gage.
Main pressure specification: 9.6 ... 10.5 bar.
RENDER: 1.0x
NO RELATED
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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.