P0701moderate severityPowertrain
Transmission Control System Range/Performance
on 2000 BMW 323i E46 2.5L I6 M52TU · RWD
What this code means
The transmission control system is not performing within expected parameters.
Symptoms
- Check Engine Light
- Harsh shifting
- Slipping
- Delayed engagement
Common causes
- Low transmission fluid
- Internal transmission failure
- TCM issue
- Shift solenoid problem
- Wiring issue
Diagnostic steps
- Check fluid level and condition
- Scan for additional codes
- Test shift solenoids
- Check wiring
- Test TCM
Repair notes
Diagnose underlying transmission issue.
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Other Powertrain codes on this vehicle
29CC
Misfire Cylinder 1
29CD
Misfire Cylinder 2
29CE
Misfire Cylinder 3
29CF
Misfire Cylinder 4
29D0
Misfire Cylinder 5
29D1
Misfire Cylinder 6
29D2
Misfire Cylinder 7
29E0
Lambda Additive/Idle Adaptation Limit, Bank 1
29E1
Lambda Additive/Idle Adaptation Limit, Bank 2
29E2
Lambda Multiplicative Part-Load Adaptation Limit, Bank 1