BMW 323i P0740 torque converter clutch solenoid circuit issue causing power loss on BMW 323i

Submitted by 323icoyotebmw · Jun 23, 2025
Published by RepairPal

Problem overview

Some BMW 323i owners report experiencing issues related to the P0740 trouble code, which indicates a malfunction in the torque converter clutch solenoid circuit. This problem can lead to erratic transmission shifting and potential power loss. The P0740 code may be triggered by factors such as a faulty solenoid, damaged wiring, or a defective torque converter clutch. To resolve this issue, it is advisable for owners to seek the assistance of expert mechanics who can diagnose the problem and perform the necessary repairs. Prompt attention to this matter is crucial for maintaining the vehicle's proper functioning.

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