Throttle Actuator Control Motor Circuit Low
2017-2020 Tesla Model 3 Standard Range Plus Single Motor RWD
Description
Low voltage detected on the electronic throttle motor drive circuit.
Symptoms
- Limp mode
- Very limited throttle response
- Check engine light
Common Causes
- Short to ground in motor circuit
- Damaged wiring harness
- Corroded pins
- Internal motor short
Diagnostic Steps
- Measure voltage at throttle body connector
- Check wiring for chafing/shorts
- Test motor winding resistance
Repair Notes
Repair short circuit or replace throttle body.
Related Codes
Other Powertrain Codes
- P0070Ambient Air Temperature Sensor Circuit
- P0071Ambient Air Temperature Sensor Range/Performance
- P0072Ambient Air Temperature Sensor Circuit Low
- P0073Ambient Air Temperature Sensor Circuit High
- 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
P2102 on Other Vehicles
Tesla Cybertruck
2024-2024 Cyberbeast Tri Motor AWD
Tesla Cybertruck
2024-2024 Dual Motor AWD
Tesla Cybertruck
2024-2024 Single Motor RWD
Tesla Model 3
2017-2020 Long Range Dual Motor AWD
Tesla Model 3
2017-2020 Performance Dual Motor AWD
Tesla Model 3
2021-2024 Long Range Dual Motor AWD
Tesla Model 3
2021-2024 Performance Dual Motor AWD
Tesla Model 3
2021-2024 Standard Range Single Motor RWD
Common Questions
What does code P2102 mean on a 2017-2020 Tesla Model 3?
P2102 stands for "Throttle Actuator Control Motor Circuit Low". Low voltage detected on the electronic throttle motor drive circuit.
What are the symptoms of P2102 on a Tesla Model 3?
Common symptoms of P2102 include: Limp mode, Very limited throttle response, Check engine light.
What causes P2102 on a 2017-2020 Tesla Model 3?
Common causes of P2102 include: Short to ground in motor circuit, Damaged wiring harness, Corroded pins, Internal motor short.