P040D FORD - Exhaust Gas Recirculation Temperature Sensor 'A' Circuit High

Repair Importance Level: 2/3
Repair Difficulty Level: 2/3   
Comments  |  Add Comment

Possible causes

  • Faulty Exhaust Gas Recirculation Temperature Sensor 'A'
  • Exhaust Gas Recirculation Temperature Sensor 'A' harness is open or shorted
  • Exhaust Gas Recirculation Temperature Sensor 'A' circuit poor electrical connection

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P040d Ford Description

The Engine Control Module (ECM) monitors the Exhaust Gas Recirculation (EGR) Temperature Sensor 'A' Circuit Performance, which measures the temperature of the exhaust gas. The EGR Temperature Sensor functions by increasing the resistance with increasing exhaust gas temperature. The ECM sets the OBDII code when the EGR Temperature Sensor signal is not to factory specifications.
OBDII Code P040d Ford - Exhaust Gas Recirculation Temperature Sensor 'A' Circuit High - AutoCodes.com

Need more help?

Get the P040d Ford code diagnosed by a professional: Find a repair shop in your area

Related Information

P040D FORD Comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P040d Ford code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧