LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 1988 >> 323 GTX >> Repair and Diagnosis >> Engine Performance >> System >> EGI Control System >> Trouble Shooting >> Engine Conditions >> Rough Idle Cold
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Rough Idle Cold

Air valve or idle speed control valve malfunction. PCV system clogged. Incorrect fuel injection or pressure. Poor connections at airflow meter or throttle body.