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Code

P0404

Emissions / EGR

صمام EGR — مدى / أداء

لا يصل صمام EGR للموضع المطلوب.

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Most likely causes

كربون في الصمام
حساس موضع

Symptoms you may notice

Check engine light
Rough idle

Checks to run

Clean the EGR
Test position sensor
Verify movement

Tools you may need

EGR cleaner

Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.

Related codes in Emissions / EGR

تدفق EGR غير كافٍ

خلل دائرة صمام EGR

إشارة حساس موضع EGR منخفضة

خلل تدفق EGR

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