P04D2
Generic code
Free on OBD DashX
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What P04D2 means
- EGR Temperature Sensor C Circuit Intermittent/Erratic
Possible symptoms
- Check the EGR temperature sensor wiring for any loose or damaged connections
- Inspect the EGR temperature sensor for any signs of damage or corrosion and replace if necessary
- Clean the EGR valve and the intake manifold to remove any carbon buildup or debris
- Check the EGR system for any vacuum leaks and repair if necessary
- Reset the vehicle's ECM (engine control module) to clear any intermittent error codes
Possible causes
- Loose or damaged wiring connections to the EGR temperature sensor
- Malfunctioning EGR temperature sensor
- Issues with the EGR valve
- Faulty EGR control module
- Problems with the engine coolant temperature sensor
Possible solutions
- Engine misfires or stumbles
- Decreased power and acceleration
- Rough idle or stalling
- Increased fuel consumption
- Check Engine Light (CEL) illuminated
Free on OBD DashX
P04D2 on OBD DashX
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