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Avalon XLS
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Repair and Diagnosis
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Engine Performance
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Engine Control Systems
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Engine Control System (2GR-FE) - DTC P0171 - P0606
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DTC P0604: Internal Control Module Random Access Memory (RAM) Error
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Typical Malfunction Thresholds
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Typical Malfunction Thresholds
TYPICAL MALFUNCTION THRESHOLDS CHART
Main CPU and sub CPU mirroring
Fail