EGR Temperature Sensor: Testing and Inspection

EGR Temperature Sensor Circuit Diagram:

Circuit Diagram

EGR Temperature Sensor Testing:

- Using an ohmmeter. measure the resistance between the terminals.

Resistance:
69.40 - 88.50 k ohms at 50°C (122°F)
11.89 - 14.37 k ohms at 100°C (212°F)
2.79 - 3.59 k ohms at 150°C (302°F)

- If the resistance is not as specified, replace the sensor.