Auto Systems and Repair
EGR Temperature Sensor
An exhaust gas recirculation (EGR) temperature sensor is an electrical sensing probe that monitors EGR gas temperature and transmits the signal to the engine control computer.
Symptoms of Wear or Failure
- Check Engine Light may illuminate
- Engine "pinging" on acceleration
- Emissions failure
Related Repair Advice
- The EGR valve should be checked for proper operation whenever the EGR temperature sensor is replaced
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