Malfunction indicator lamp on diagnostic trouble code P0420
Toyota technical service bulletin 04705 for 2001-2003 Toyota Sienna.
- Bulletin number
- 04705
- Component
- Engine and engine cooling: engine
- Summary
- Malfunction indicator lamp on diagnostic trouble code p0420. Tt
Owners of these vehicles have filed 51 complaints in the engine category.
Vehicles covered
- Toyota Sienna 2001-2003 200120022003
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