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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 115 (Engine Control System Self Diagnostics - 4-Cylinder) >> Diagnostic Tests >> DTC P0420: Catalyst System Efficiency Below Threshold (Bank No. 1) >> Confirmation Engine Racing Pattern

Confirmation Engine Racing Pattern

WARNING: This page is about a different car, the 2003 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.

For confirmation engine racing pattern, see Fig 1.

Fig 1: DTC P0420 Confirmation Engine Racing Pattern
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