Throttle Actuator Control System Forced Idle
2014-2016 Chevrolet Spark EV Electric Motor
Description
ECM has forced the engine to idle speed only due to a detected throttle control fault.
Symptoms
- Engine stuck at idle
- Check engine light
- Vehicle barely moves
- Traction control light on
Common Causes
- Throttle body failure
- APP sensor fault
- Wiring issue
- ECM detected conflicting throttle signals
Diagnostic Steps
- Scan for other DTCs
- Check APP sensor signals
- Inspect throttle body
- Clear codes and test
Repair Notes
Diagnose root cause from accompanying DTCs. This is a protective measure.
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
P2104 on Other Vehicles
Chevrolet Astro
1995-2005 4.3L V6 Vortec
Chevrolet Avalanche
2002-2006 5.3L V8 Vortec
Chevrolet Avalanche
2002-2006 8.1L V8 Vortec
Chevrolet Avalanche
2007-2013 5.3L V8 Vortec
Chevrolet Avalanche
2007-2013 6.0L V8 Vortec
Chevrolet Aveo
2012-2018 1.6L I4
Chevrolet Beat
2018-2021 1.2L I4
Chevrolet Beretta
1990-1996 2.2L I4
Common Questions
What does code P2104 mean on a 2014-2016 Chevrolet Spark EV?
P2104 stands for "Throttle Actuator Control System Forced Idle". ECM has forced the engine to idle speed only due to a detected throttle control fault.
What are the symptoms of P2104 on a Chevrolet Spark EV?
Common symptoms of P2104 include: Engine stuck at idle, Check engine light, Vehicle barely moves, Traction control light on.
What causes P2104 on a 2014-2016 Chevrolet Spark EV?
Common causes of P2104 include: Throttle body failure, APP sensor fault, Wiring issue, ECM detected conflicting throttle signals.