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

02 and knock sensors

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Old 11-02-14, 10:44 AM
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poloking24
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Default 02 and knock sensors
Can anyone tell me where the 02 and knock sensors are located on a 2000 lexus gs400?
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Old 11-03-14, 06:49 AM
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Debonair
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O2 Sensors: ★ 2GS FAQ (Frequently Asked Questions) and DIY Thread ★ > Drivetrain > O2 Sensor Locations & O2 Sensor Replacement

Knock sensors: They are under the intake manifold. Search the 2GS forum for "Knock Sensor" to find more information on them.
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Old 11-03-14, 01:46 PM
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SC4Paulo
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are you getting some check engine light codes? im in the same pickle, replaced my 02 sensor but its still throwing up a p0156 :/
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