The P2031 trouble code indicates a malfunction in the exhaust gas temperature (EGT) sensor circuit for bank 1, sensor 2.
P2031 Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 2
Code symptoms P2031.
1. Malfunction indicator lamp (MIL) or Check Engine Light (CEL) illuminated.
2. Poor engine performance.
3. Decreased fuel efficiency.
4. Increased emissions.
This code is common in brands such as:: Chevrolet, Renault, Ford, Toyota, Nissan, Mercedes Benz, Honda.
Causes of the code P2031.
1. Faulty exhaust gas temperature (EGT) sensor for bank 1, sensor 2.
2. Wiring or connector issues in the EGT sensor circuit.
3. Exhaust system leaks near the EGT sensor.
4. Engine overheating.
Code Solutions P2031.
1. Inspect the exhaust gas temperature (EGT) sensor for bank 1, sensor 2, and replace if faulty.
2. Check the wiring and connectors in the EGT sensor circuit for damage, corrosion, or loose connections. Repair or replace as necessary.
3. Inspect the exhaust system for leaks near the EGT sensor. Repair any leaks found.
4. Ensure the engine is not overheating, as this can affect EGT sensor performance.