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Code

P1131

Fuel / Air

الحساس — إشارة فقيرة في الحلقة المغلقة

المحرك يعمل فقيراً في الحلقة المغلقة.

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Most likely causes

تسرب هواء
ضغط وقود

Symptoms you may notice

Check engine light
Rough idle
Poor economy

Checks to run

Smoke test intake
Check fuel pressure
Inspect exhaust

Tools you may need

Smoke machine Fuel pressure gauge

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

Related codes in Fuel / Air

الخليط فقير جداً — الصف 1

الخليط غني جداً — الصف 1

الخليط فقير جداً — الصف 2

الخليط غني جداً — الصف 2

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