P2101
Throttle Actuator Control Motor Circuit Range/Performance
2004-2016 Aston Martin DB9 6.0L V12
High SeverityPowertrainGeneric (SAE)
Description
The electronic throttle motor is not responding as expected to ECM commands.
Symptoms
- Limp mode
- Reduced power
- Check engine light
- Erratic idle
Common Causes
- Carbon-fouled throttle body
- Weak motor
- High resistance in wiring
- Binding throttle plate
Diagnostic Steps
- Clean throttle body
- Check motor resistance
- Monitor throttle position during actuation
- Inspect for physical binding
Repair Notes
Clean throttle body first. Replace if motor performance does not improve.
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
P2101 on Other Vehicles
Aston Martin DB11
2016-2024 4.0L V8 Twin Turbo
Aston Martin DB11
2016-2024 5.2L V12 Twin Turbo
Aston Martin DB7
1994-2003 3.2L I6 Supercharged
Aston Martin DBS Superleggera
2019-2024 5.2L V12 Twin Turbo
Aston Martin DBX
2020-2024 4.0L V8 Twin Turbo
Aston Martin Vantage
2005-2024 4.7L V8
Aston Martin Vantage
2018-2024 4.0L V8 Twin Turbo
Common Questions
What does code P2101 mean on a 2004-2016 Aston Martin DB9?
P2101 stands for "Throttle Actuator Control Motor Circuit Range/Performance". The electronic throttle motor is not responding as expected to ECM commands.
What are the symptoms of P2101 on a Aston Martin DB9?
Common symptoms of P2101 include: Limp mode, Reduced power, Check engine light, Erratic idle.
What causes P2101 on a 2004-2016 Aston Martin DB9?
Common causes of P2101 include: Carbon-fouled throttle body, Weak motor, High resistance in wiring, Binding throttle plate.