Is it safe to drive with Rough idle and engine shaking at stop lights?

Generally safe to drive for short distances, but the fault should be diagnosed and repaired promptly.

🟢 Rough idle and engine shaking at stop lights

On This Page: 🔍 Symptoms ⚙️ Causes 🔧 All Repairs ⚠️ Avoid These 🧾 Driver Reports 📖 Repair Guides

⚡ Quick Summary

Severity Level

High

Safe to Drive?

⚠️ Drive with Caution

Safety Impact

Can become a safety issue if left unresolved

Urgency Level

🟠 Fix Soon

Engine vibrates and shakes at idle. Feels like it wants to stall. Smooths out driving. No CEL initially. This fault code is stored when the engine control unit detects a specific fault condition. Common causes include sensor failures, wiring faults, and component wear. Always read additional fault codes before replacing parts — multiple codes together provide a clearer diagnosis. Clear the code after repair and test drive to confirm the fault does not return.

🔍 Symptoms

📍 Multiple

⚙️ Possible Causes

Multiple Possible: Rough idle causes: 1) Dirty throttle body — clean with throttle body cleaner. 2) Dirty IAC valve. 3) Vacuum leak. 4) Dirty fuel injectors — try bottle of injector cleaner first. 5) Worn spark plugs. 6) Broken engine mounts — vibration into cabin. 7) EGR v

Repair / Solution

Based on 54 driver confirmations

Rough idle causes: 1) Dirty throttle body — clean with throttle body cleaner. 2) Dirty IAC valve. 3) Vacuum leak. 4) Dirty fuel injectors — try bottle of injector cleaner first. 5) Worn spark plugs. 6) Broken engine mounts — vibration into cabin. 7) EGR v 0%

0 worked · 0 did not · ⚪ Unverified

⚠️ Wrong Diagnosis?

No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.

🧾 Driver Reports

✅ Fixed Rough idle causes: 1) Dirty throttle body — clean with throttle body cleaner. 2) Dirty IAC valve. 3) Vacuum leak. 4) Dirty fuel injectors — try bottle of injector cleaner first. 5) Worn spark plugs. 6) Broken engine mounts — vibration into cabin. 7) EGR v

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⚠️ Important Notice