P2112
Throttle Actuator Control System Stuck Closed
2019-2024 BMW 3 Series G20 2.0L I4 Turbo B48
Critical SeverityPowertrainGeneric (SAE)
Description
The electronic throttle blade is stuck closed or not opening when commanded.
Symptoms
- No acceleration
- Engine stalls
- Check engine light
- Vehicle won't move
Common Causes
- Seized throttle plate
- Motor failure
- Severe carbon buildup
- Ice/frost binding
Diagnostic Steps
- Inspect throttle blade movement
- Clean throttle body
- Check motor operation
Repair Notes
Clean or replace throttle body assembly.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P2112 on Other Vehicles
Common Questions
What does code P2112 mean on a 2019-2024 BMW 3 Series G20?
P2112 stands for "Throttle Actuator Control System Stuck Closed". The electronic throttle blade is stuck closed or not opening when commanded.
What are the symptoms of P2112 on a BMW 3 Series G20?
Common symptoms of P2112 include: No acceleration, Engine stalls, Check engine light, Vehicle won't move.
What causes P2112 on a 2019-2024 BMW 3 Series G20?
Common causes of P2112 include: Seized throttle plate, Motor failure, Severe carbon buildup, Ice/frost binding.