RX - 2nd Gen (2004-2009) Discussion topics related to the 2004 -2009 RX330, RX350 and RX400H models

B1424 error codes

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Dec 26, 2024 | 09:29 AM

#1

toonkev667

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B1424 error codes

Hello, guys. Happy new year in advance. I am getting b1424 and b1421 on my 2009 rx350. Do you guys know the solutions for this? Appreciate you guys for replies!

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Dec 26, 2024 | 10:00 AM

#2

Leeper

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Quote:

Originally Posted by toonkev667

Hello, guys. Happy new year in advance. I am getting b1424 and b1421 on my 2009 rx350. Do you guys know the solutions for this? Appreciate you guys for replies!

Most often it means you scan the codes while inside a garage, those are light sensors on your dash that don't respond well indoors go outside and rescan they should be fine. Very common to see those codes when indoors

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Old

Dec 26, 2024 | 10:02 AM

#3

toonkev667

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Sounds good. Thank you!

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