Throttle/Pedal Position Sensor/Switch E 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 p2127 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Low voltage from accelerator pedal position sensor E.
Symptoms
- Limp mode
- Reduced power
- Check engine light
Common Causes
- APP sensor fault
- Wiring short to ground
- Corroded connection
Diagnostic Steps
- Measure APP sensor E voltage
- Check wiring and connector
Repair Notes
Replace pedal assembly or repair wiring.
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
P2127 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 P2127 mean on a 2023-2023 Tesla Model 3?
P2127 stands for "Throttle/Pedal Position Sensor/Switch E Circuit Low". Low voltage from accelerator pedal position sensor E.
What are the symptoms of P2127 on a Tesla Model 3?
Common symptoms of P2127 include: Limp mode, Reduced power, Check engine light.
What causes P2127 on a 2023-2023 Tesla Model 3?
Common causes of P2127 include: APP sensor fault, Wiring short to ground, Corroded connection.
Last updated: March 2026