GS - 2nd Gen (1998-2005) Discussion about the second generation GS300, GS400 and GS430 (1998 - 2005)

Check engine light!

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May 14, 2014 | 01:02 PM

#1

Lveyolfe

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Lead Lap

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From: Washington

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Check engine light!

'99 GS with 196,xxx miles. Check engine light came on, got the code, its P0171 System Lean Bank 1. What is this code? Just a o2 censor? Possible solution? Thank you!

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May 14, 2014 | 08:50 PM

#2

ttaylor993

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From: TN

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Quote:

Originally Posted by Lveyolfe

'99 GS with 196,xxx miles. Check engine light came on, got the code, its P0171 System Lean Bank 1. What is this code? Just a o2 censor? Possible solution? Thank you!

Hope this helps.

I just noticed that this will not help. But it sounds like a fuel related issue rather than O2 but only guessing.

Attached Files

OBD II dtc_list.pdf (28.7 KB, 525 views)

Last edited by ttaylor993; May 14, 2014 at 08:52 PM. Reason: Wrong answer

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May 14, 2014 | 09:55 PM

#3

offbad

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From: CA

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check hoses for leaks.

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