P3022
CVT Secondary Pulley Speed Sensor Circuit
2014-2021 BMW i3 Range Extender 🇦🇺
High SeverityPowertrain
Description
The secondary (output) pulley speed sensor in the CVT is malfunctioning.
Symptoms
- Check Engine Light
- Incorrect speed display
- Transmission ratio errors
- Harsh ratio changes
- Limp mode
- No speedometer reading
Common Causes
- Faulty secondary speed sensor
- Damaged wiring
- Tone ring contamination
- Corroded connector
- Sensor air gap incorrect
Diagnostic Steps
- Read secondary pulley speed PID
- Test sensor resistance
- Inspect wiring and connector
- Check tone ring condition
- Compare to vehicle speed sensor
Repair Notes
Replace secondary pulley speed sensor.
Related Codes
Other Powertrain Codes
- P0070Ambient Air Temperature Sensor Circuit
- P0071Ambient Air Temperature Sensor Range/Performance
- P0072Ambient Air Temperature Sensor Circuit Low
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- P0115Engine Coolant Temperature (ECT) Sensor 1 Circuit
- P0116ECT Sensor 1 Circuit Range/Performance
- P0117ECT Sensor 1 Circuit Low Input
- P0118ECT Sensor 1 Circuit High Input
- P0119ECT Sensor 1 Circuit Intermittent
- P0125Insufficient Coolant Temperature for Closed Loop Fuel Control
P3022 on Other Vehicles
Common Questions
What does code P3022 mean on a 2014-2021 BMW i3?
P3022 stands for "CVT Secondary Pulley Speed Sensor Circuit". The secondary (output) pulley speed sensor in the CVT is malfunctioning.
What are the symptoms of P3022 on a BMW i3?
Common symptoms of P3022 include: Check Engine Light, Incorrect speed display, Transmission ratio errors, Harsh ratio changes, Limp mode, No speedometer reading.
What causes P3022 on a 2014-2021 BMW i3?
Common causes of P3022 include: Faulty secondary speed sensor, Damaged wiring, Tone ring contamination, Corroded connector, Sensor air gap incorrect.