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Toyota
Tundra
Engine
Oxygen Sensor
Replace/Remove
2003 TOYOTA TUNDRA
173,560 MILES
ANONYMOUS
MEMBER
1 POST
FOLLOW
threshold on banks one and two is low we have replaced all 4 oxygen sensors and both catyletic convertors it still sets the codes
Dec 14, 2012 at 2:23 AM
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SATURNTECH9
CERTIFIED EXPERT
30,869 POSTS
What are the exact code numbers you have not code descriptions?
Dec 14, 2012 at 2:36 AM