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Home >> Toyota >> 2007 >> RAV4 Base, 3.5 K, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Control System (2AZ-FE)) >> SFI System >> DTC P0171 System Too Lean (Bank 1); DTC P0172 System Too Rich (Bank 1) >> Typical Malfunction Thresholds
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Typical Malfunction Thresholds

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TYPICAL MALFUNCTION THRESHOLDS

Purge-cut Executing
Either of following conditions 1 or 2 met -
1. Average of short-term fuel trim and long-term fuel trim 35 % or more (varies with ECT)
2. Average of short-term fuel trim and long-term fuel trim -35 % or less (varies with ECT)