P218A
Throttle Actuator B Control System - Idle Position Not Learned
P218A is an OBD-II diagnostic trouble code meaning: Throttle Actuator B Control System - Idle Position Not Learned. Common causes: throttle learning procedure not completed, mechanical damage to the throttle assembly. Estimated repair cost: $56–167.
Symptoms
- Unstable idle speed
- Floating engine speed
- Difficulty starting the engine
- Reduced engine power
- Check Engine Light Illuminates
Causes
- Throttle learning procedure not completed
- Mechanical damage to the throttle assembly
- Problems with wiring to the throttle valve
- Throttle Position Sensor Malfunction
- Software failure in the ECU
How to Fix
- Perform the throttle learning procedure according to the manual.
- Check the mechanical condition of the throttle assembly
- Check the integrity of wiring and connectors
- Check the operation of the throttle position sensor
- If necessary, replace the throttle assembly
Related codes
Error P218A by Vehicle Brand
FAQ
What does the P218A code mean?
P218A is an OBD-II diagnostic trouble code that indicates: Throttle Actuator B Control System - Idle Position Not Learned
What causes a P218A error code?
The most common causes of P218A include: Throttle learning procedure not completed; Mechanical damage to the throttle assembly; Problems with wiring to the throttle valve; Throttle Position Sensor Malfunction.
How do I fix a P218A diagnostic trouble code?
To fix P218A: Perform the throttle learning procedure according to the manual.. Check the mechanical condition of the throttle assembly. Check the integrity of wiring and connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P218A?
Yes, but get it checked soon
How much does it cost to fix P218A?
The estimated repair cost for P218A is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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