P2103 is a diagnostic trouble code that indicates a high circuit signal from the throttle actuator control motor “A” in the vehicle’s engine system.
P2103 Throttle Actuator “A” Control Motor Circuit High
Code symptoms P2103.
1. Engine stalling or surging.
2. Reduced acceleration.
3. Check engine light.
4. Decreased fuel efficiency.
This code is common in brands such as:: Chevrolet, Renault, Ford, Toyota, Nissan, Mercedes Benz, Honda.
Causes of the code P2103.
1. Faulty throttle actuator control motor.
2. Wiring issues.
3. Throttle position sensor (TPS) malfunction.
4. ECU problem.
5. Corrosion or contamination.
Code Solutions P2103.
1. Check for any loose or damaged wiring connections in the throttle actuator circuit.
2. Inspect the throttle actuator control motor for any physical damage or malfunctions.
3. Check the throttle position sensor for proper operation and calibration.
4. Reset the throttle actuator control module by disconnecting the battery for a few minutes.
5. Perform a thorough diagnostic scan with a professional scan tool to pinpoint the exact cause of the high circuit issue.