☰
AutoCodes.com | All About OBDII Engine Codes
Find a Shop |  Ask Auto Expert
Ask a Question

Toyota Sienna 2001 81000mile, engine light went off code P1155 and p0420.

0 like 0 dislike
406 views
by

2 month ago the engine light went off on p1155 , was cleared after changing the front o2 sensor. any advise?

Vehicle: 2001- toyota- sienna- 6c

1 Answer

0 like 0 dislike
by (8.9k points)
If you replaced the sensor and the light comes back, then you may have to replaced the catalytic converter to repair the problem.

Related questions

1 like 0 dislike
2 answers 620 views
The light went off by itself then P0420 came on. I smelling gas bad
asked Jul 4, 2017 by
0 like 0 dislike
1 answer 487 views
03 corolla s had p0741 and check engine light went off. Okay to drive?
asked May 17, 2018 by
0 like 0 dislike
1 answer 434 views
2001 Toyota sienna xle P0420 codes
asked Jan 23, 2018 by
0 like 0 dislike
1 answer 867 views
P0420 Toyota - I have A sienna 2004 and the coeds p0420 and p0430 pop up
asked Nov 5, 2018 by

33.7k questions

32.5k answers

1.3k comments

23.0k users

Need A Repair Shop?
Find local automotive repair shops in your area.
⚠ Check if your car have Safety Recalls

Related Information

- Car TSB
- Car Recalls
- Car Common Problems
- Car Safety Rating
- Car Technical Articles
- OBDII FAQ
- OBDII Components
- 2024 Cars MPG

All OBDII Codes

- Top 25 Codes
- Latest Codes
- All OBDII Codes
- Powertrain (P) Codes
- Network (U) Codes
- Body (B) Codes
- Chassis (C) Codes
Powered by Question2Answer
...