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Home >> BMW >> 1990 >> 735i >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Idle Control System >> Notes

Idle Control System: Notes

CAUTION: If an idle/idle mixture problem occurs, do not adjust tamper-proof idle by-pass screw. Check all components which could cause problem. If all components work properly and idle/idle mixture problem persists, idle control valve and MCU must be replaced.
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