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Rough, Unstable, or Incorrect Idle, Stalling

Rough, Unstable, or Incorrect Idle, Stalling

DEFINITION:
The engine runs unevenly at idle. If the condition is bad enough, the vehicle may shake. Also, the idle varies in RPM (called "hunting"). Either condition may be severe enough to cause stalling. The engine idles at incorrect idle speed.

CAUTION: Before diagnosing the symptom, check service bulletins for updates.

Troubleshooting

Step 1-13:




Step 14-26:




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