P2C99
Throttle Actuator A Control Exceeded Learning Limit
P2C99 is an OBD-II diagnostic trouble code meaning: Throttle Actuator A Control Exceeded Learning Limit. Common causes: throttle valve contamination, throttle actuator malfunction. Estimated repair cost: $17–89.
Symptoms
- Unstable engine idling
- Power Loss
- Check Engine light comes on
- The engine goes into emergency mode
- Acceleration problems
Causes
- Throttle valve contamination
- Throttle actuator malfunction
- Problems with wiring or connectors
- Throttle Position Sensor Malfunction
- ECU software error
How to Fix
- Clean throttle body
- Check the integrity of wiring and connectors
- Check the operation of the throttle valve actuator
- Check throttle position sensor
- Perform throttle relearn procedure
Related codes
Error P2C99 by Vehicle Brand
FAQ
What does the P2C99 code mean?
P2C99 is an OBD-II diagnostic trouble code that indicates: Throttle Actuator A Control Exceeded Learning Limit
What causes a P2C99 error code?
The most common causes of P2C99 include: Throttle valve contamination; Throttle actuator malfunction; Problems with wiring or connectors; Throttle Position Sensor Malfunction.
How do I fix a P2C99 diagnostic trouble code?
To fix P2C99: Clean throttle body. Check the integrity of wiring and connectors. Check the operation of the throttle valve actuator. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2C99?
Limited driving only, diagnose soon
How much does it cost to fix P2C99?
The estimated repair cost for P2C99 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat