P1401
EGR Temperature Sensor
2011-2012 Infiniti G25 2.5L V6
Low SeverityPowertrain
Description
Fault in the EGR temperature sensor for verifying EGR operation.
Symptoms
- CEL
- EGR may not operate correctly
- Increased NOx
- Failed emissions
Common Causes
- Faulty temp sensor
- Damaged wiring
- Carbon fouling sensor
- Corroded connector
Diagnostic Steps
- Test sensor resistance
- Inspect wiring
- Clean sensor
- Compare readings
Repair Notes
Replace EGR temperature sensor.
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P1401 on Other Vehicles
Common Questions
What does code P1401 mean on a 2011-2012 Infiniti G25?
P1401 stands for "EGR Temperature Sensor". Fault in the EGR temperature sensor for verifying EGR operation.
What are the symptoms of P1401 on a Infiniti G25?
Common symptoms of P1401 include: CEL, EGR may not operate correctly, Increased NOx, Failed emissions.
What causes P1401 on a 2011-2012 Infiniti G25?
Common causes of P1401 include: Faulty temp sensor, Damaged wiring, Carbon fouling sensor, Corroded connector.