1993 BMW 318is Q&A

1993 BMW 318is Question: SCAN ERROR CODE 37 ECU POWER SUPPLY LOW

Will this code cause problems with auto locks and transmission torque converter. How to replace ECU? -
Answer 1
Your voltage is too low. How's the battery? What's the belt look like? Check the battery with a multimeter and make sure the charging system is working. If you can't figure it out check with Adrian at Milt's. He's the BMW guy around here. (707)643-7548 -