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Typical Malfunction Thresholds

Fuel-trim: 

TYPICAL MALFUNCTION THRESHOLDS

Either of the following conditions is met: Condition 1 or 2
1. Average between short-term fuel trim and long-term fuel trim 35 % or more (varies with ECT)
2. Average between short-term fuel trim and long-term fuel trim -35 % or less (varies with ECT)