P238C
Water in Fuel Sensor B Circuit Low
P238C is an OBD-II diagnostic trouble code meaning: Water in Fuel Sensor B Circuit Low. Common causes: water in fuel sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- Unstable engine operation
- Difficulty starting the engine
Causes
- Water in fuel sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Problems with the engine control unit (ECU)
- Presence of water in the fuel tank
How to Fix
- Check for water in the fuel tank
- Inspect the sensor wiring and connectors
- Check sensor resistance
- Replace the water in fuel sensor if necessary
- Clean the fuel system from water
Related codes
Error P238C by Vehicle Brand
FAQ
What does the P238C code mean?
P238C is an OBD-II diagnostic trouble code that indicates: Water in Fuel Sensor B Circuit Low
What causes a P238C error code?
The most common causes of P238C include: Water in fuel sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the engine control unit (ECU).
How do I fix a P238C diagnostic trouble code?
To fix P238C: Check for water in the fuel tank. Inspect the sensor wiring and connectors. Check sensor resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P238C?
Yes, but get it checked soon
How much does it cost to fix P238C?
The estimated repair cost for P238C is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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