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

DTC P0037 04 h-lander r&the B1S2 sensor won't clear the DTC what next?

0 like 0 dislike
390 views
by

Dtc p0037 replaced B1S2 P0037 DTC comes back. Any thoughts?

Vehicle: 04 Toyota H-lander 3.3L Limited

1 Answer

0 like 0 dislike
by (13.5k points)
P0037 Oxygen heater control circuit low (Bank 1 Sensor 2)

Try replacing the  EFI relay see if that helps , which is located in the engine fuse relay box, and check the EFI fuse for this code condition.

Related questions

0 like 0 dislike
1 answer 2.3k views
2000 toy mr2 spyder with codes p0141 and b1s2 codes
asked Mar 8, 2018 by
0 like 0 dislike
1 answer 476 views
P0037 Subaru - Is this the upstream before cat o2 sensor?
asked Apr 10, 2018 by
0 like 0 dislike
1 answer 417 views
P0037 Mazda -
asked Jun 26, 2018 by
0 like 0 dislike
1 answer 768 views
01 Dodge ram 1500 v8, shows P0138. what now?
asked Oct 8, 2018 by
0 like 0 dislike
1 answer 1.0k views
P0037 Dodge -
asked Jul 2, 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
...