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Home >> Lexus >> 2001 >> IS 300 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0171 Or P0172: System Too Lean/Rich (Bank No. 1) DTC P0174 Or P0175: System Too Lean/Rich (Bank No. 2) >> Diagnostic Aids

Diagnostic Aids

Using scan tool, read freeze frame data. Freeze frame records engine conditions when malfunction is detected.

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