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What causes the Camry P0172 trouble code indicating a system too rich condition?

1 Answers

HarleyAnn

07/29/25 8:56pm

Camry P0172 trouble code indicating a system too rich condition is caused by fuel injector leakage or clogging, mass air flow sensor malfunction, or fuel pressure issues. Below are relevant details: 1. Exterior design: The 2019 Camry features dual styling with Luxury and Sport versions, both derived from Toyota's latest "Keen-Look" design language. The Luxury version adopts a large trapezoidal horizontal grille with streamlined body contours, lowered waistline, and extended roofline to increase rear headroom. The Sport version features a three-layer grille design, debuting two-tone body color and "all-black" cabin treatment, with quad exhaust pipes at the rear. 2. Interior design: The asymmetrical dashboard features a Y-shaped curve. Premium materials are used for soft-touch surfaces and metal trim, with first-time application of Three-Dimensional Overlay Method (TOM) on instrument panel and console decor - creating a visually three-dimensional effect.

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