Malfunction indicator lamp on with diagnostic trouble code P0420
Toyota technical service bulletin 02804 for 2003-2004 Toyota Corolla.
- Bulletin number
- 02804
- Component
- Engine and engine cooling: engine
- Summary
- Malfunction indicator lamp on with diagnostic trouble code p0420. Tt update. Tt
Owners of these vehicles have filed 163 complaints in the engine category.
Vehicles covered
- Toyota Corolla 2003-2004 20032004
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