P242E
Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic Bank 1 Sensor 3
P242E is an OBD-II diagnostic trouble code meaning: Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic Bank 1 Sensor 3. Common causes: open or short circuit in the sensor circuit, exhaust temperature sensor malfunction. Estimated repair cost: $28–89.
Symptoms
- Check Engine Light Is On
- Unstable engine operation at idle
- Reduced engine power
- Increased fuel consumption
- Problems with the exhaust gas recirculation system
Causes
- Open or short circuit in the sensor circuit
- Exhaust temperature sensor malfunction
- Poor contact in the sensor connector
- Wiring harness damage
- Problems with the engine ECU
How to Fix
- Check the integrity of the sensor circuit
- Inspect connectors and contacts for oxidation
- Check the resistance of the exhaust temperature sensor
- Replace sensor if necessary
- Scan the system for other fault codes
Related codes
Error P242E by Vehicle Brand
FAQ
What does the P242E code mean?
P242E is an OBD-II diagnostic trouble code that indicates: Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic Bank 1 Sensor 3
What causes a P242E error code?
The most common causes of P242E include: Open or short circuit in the sensor circuit; Exhaust temperature sensor malfunction; Poor contact in the sensor connector; Wiring harness damage.
How do I fix a P242E diagnostic trouble code?
To fix P242E: Check the integrity of the sensor circuit. Inspect connectors and contacts for oxidation. Check the resistance of the exhaust temperature sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P242E?
Yes, but get it checked soon
How much does it cost to fix P242E?
The estimated repair cost for P242E is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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