P11C2
Intake Air Humidity Sensor Circuit Low Voltage
P11C2 is an OBD-II diagnostic trouble code meaning: Intake Air Humidity Sensor Circuit Low Voltage. Common causes: open or short circuit in the sensor circuit, air humidity sensor malfunction. Estimated repair cost: $28–67.
Symptoms
- Check Engine light comes on
- Increased fuel consumption
- Reduced engine power
- Unstable engine idling
- Trouble starting the engine in high humidity conditions
Causes
- Open or short circuit in the sensor circuit
- Air humidity sensor malfunction
- Poor contact in the sensor connector
- Wiring harness damage
- Problems with power or grounding of the circuit
How to Fix
- Check the integrity of the air humidity sensor circuit
- Inspect the sensor connector for corrosion or damage.
- Check the supply voltage and grounding of the sensor
- Replace the air humidity sensor if necessary
- Reset the error code and check if it returns
Related codes
FAQ
What does the P11C2 code mean?
P11C2 is an OBD-II diagnostic trouble code that indicates: Intake Air Humidity Sensor Circuit Low Voltage
What causes a P11C2 error code?
The most common causes of P11C2 include: Open or short circuit in the sensor circuit; Air humidity sensor malfunction; Poor contact in the sensor connector; Wiring harness damage.
How do I fix a P11C2 diagnostic trouble code?
To fix P11C2: Check the integrity of the air humidity sensor circuit. Inspect the sensor connector for corrosion or damage.. Check the supply voltage and grounding of the sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P11C2?
Yes, but get it checked soon
How much does it cost to fix P11C2?
The estimated repair cost for P11C2 is $28–67. Actual cost depends on your vehicle, location, and labor rates.
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