Throttle Actuator Control Motor Circuit Low
2023-2023 Tesla Model 3 Standard Range Single Motor RWD
The 2023 Tesla Model 3 is equipped with a Standard Range Single Motor RWD engine (RWD). Below you'll find detailed p2102 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
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
2017-2017 Long Range Dual Motor AWD
Tesla Model 3
2017-2017 Performance Dual Motor AWD
Tesla Model 3
2017-2017 Standard Range Plus Single Motor RWD
Tesla Model 3
2018-2018 Long Range Dual Motor AWD
Tesla Model 3
2018-2018 Performance Dual Motor AWD
Common Questions
What does code P2102 mean on a 2023-2023 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 2023-2023 Tesla Model 3?
Common causes of P2102 include: Short to ground in motor circuit, Damaged wiring harness, Corroded pins, Internal motor short.
Last updated: March 2026