RX 400h FWD V6-3.3L (3MZ-FE) Hybrid (2006)
Oxygen Sensor: All Technical Service Bulletins
Engine Controls - MIL ON/DTC's P2195/P2197/P0171/P0174
ENGINE
EG021-05
REVISED
Title: M.I.L. "ON" DTC P0171, P0174, P2195, OR P2197
Models: 2006 RX 400h
November 17, 2005
TSIB REVISION NOTICE:
- December 1, 2005: The VIN in Production Change Information has been updated. Previous versions of this TSIB should be discarded.
Introduction
Under certain driving conditions, some 2006 model year RX 400h vehicles may exhibit a M.I.L. "ON" condition with at least one of the following
DTCs:
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P0171 (System Too Lean [Bank 1])
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P0174 (System Too Lean [Bank 2])
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P2195 (Oxygen [A/F] Sensor Signal Stuck Lean [Bank 1, Sensor 1])
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P2197 (Oxygen [A/F] Sensor Signal Stuck Lean [Bank 2, Sensor 1])
The Air Fuel (A/F) sensor manufacturing process has been improved to correct this condition. The following repair procedures should be used to
properly diagnose and repair the affected vehicles.
Applicable Vehicles
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2006 model year RX 400h vehicles produced BEFORE the Production Change Effective VIN shown below.
Production Change Information
Parts Information
Warranty Information
Applicable Warranty*:
This repair is covered under the Lexus Comprehensive Warranty. This warranty is in effect for 48 months or 50,000 miles, whichever occurs first, from
the vehicle's in-service date.