P218C
Throttle/Fuel Inhibit B Circuit Range/Performance
P218C is an OBD-II diagnostic trouble code meaning: Throttle/Fuel Inhibit B Circuit Range/Performance. Common causes: throttle position sensor malfunction, wiring problems (open or shorted). Estimated repair cost: $17–111.
Symptoms
- Unstable engine idling
- Reduced engine power
- Increased fuel consumption
- Difficulty starting the engine
- Check Engine Light Is On
Causes
- Throttle Position Sensor Malfunction
- Wiring problems (open or shorted)
- Dirty or mechanically faulty throttle valve
- Engine ECU malfunction
- Problems with power supply to the throttle control system
How to Fix
- Check the condition of the throttle valve and clean it if necessary
- Check the integrity and resistance of the wires in the control circuit
- Check the throttle position sensor readings
- Diagnose the engine ECU using a scanner
- Reflash or replace the ECU if necessary
Related codes
Error P218C by Vehicle Brand
FAQ
What does the P218C code mean?
P218C is an OBD-II diagnostic trouble code that indicates: Throttle/Fuel Inhibit B Circuit Range/Performance
What causes a P218C error code?
The most common causes of P218C include: Throttle Position Sensor Malfunction; Wiring problems (open or shorted); Dirty or mechanically faulty throttle valve; Engine ECU malfunction.
How do I fix a P218C diagnostic trouble code?
To fix P218C: Check the condition of the throttle valve and clean it if necessary. Check the integrity and resistance of the wires in the control circuit. Check the throttle position sensor readings. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P218C?
Yes, but get it checked soon
How much does it cost to fix P218C?
The estimated repair cost for P218C is $17–111. Actual cost depends on your vehicle, location, and labor rates.
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