P242C
Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3
P242C is an OBD-II diagnostic trouble code meaning: Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3. Common causes: exhaust temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $28–89.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- Unstable engine operation at idle
Causes
- Exhaust temperature sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Problems with the engine control unit
- Corroded contacts or damaged wiring
How to Fix
- Check the integrity of the sensor wiring and connectors
- Check the resistance of the exhaust temperature sensor
- Check the voltage in the sensor circuit
- Replace exhaust temperature sensor if necessary
- Reset the error and check if it returns
Related codes
Error P242C by Vehicle Brand
FAQ
What does the P242C code mean?
P242C is an OBD-II diagnostic trouble code that indicates: Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3
What causes a P242C error code?
The most common causes of P242C include: Exhaust temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the engine control unit.
How do I fix a P242C diagnostic trouble code?
To fix P242C: Check the integrity of the sensor wiring and connectors. Check the resistance of the exhaust temperature sensor. Check the voltage in the sensor circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P242C?
Yes, but get it checked soon
How much does it cost to fix P242C?
The estimated repair cost for P242C is $28–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat