Symptoms of P049C OBD II Trouble Code
- Decreased engine performance
- Excessive rich or lean exhaust
- Delayed engine start-up (especially when cold)
- Diminished fuel efficiency
Common Causes of P049C OBD II Trouble Code
- Defective EGR valve
- Carbon clogged EGR passage/s
- Collapsed or cracked DPFE hoses
- Faulty DPFE, MAP, or MAT Sensor
- Open or shorted circuits to the EGR valve or related sensors
Severity of P049C OBD II Trouble Code
Overall engine performance and fuel efficiency may be adversely affected by the conditions which contribute to a code P049C. It should be categorized as severe.