P04E8
Generic code
Free on OBD DashX
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See which problems come with P04E8, how often it shows up in other vehicles, and how to fix it — step by step.
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- How often it happens
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What P04E8 means
- EGR Temperature Sensor D Circuit High
Possible symptoms
- Check the wiring and connections to the EGR temperature sensor
- Clean or replace the EGR temperature sensor
- Inspect and clean the EGR valve
- Inspect and clean the intake manifold
Possible causes
- Faulty EGR temperature sensor
- Wiring issues or connections related to the EGR temperature sensor
- ECM (engine control module) malfunction
- Exhaust gas recirculation (EGR) valve malfunction
- Carbon build
- up in the EGR system
Possible solutions
- Check engine light illuminates on the dashboard
- Poor engine performance or hesitation during acceleration
- Excessive fuel consumption
- Engine stalling or rough idling
- Increased emissions or exhaust smoke
Free on OBD DashX
P04E8 on OBD DashX
Real-world causes, how often this code shows up, and the fix — step by step.
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