Tundra 2WD V6-4.0L (1GR-FE) (2005)
Oxygen Sensor: All Technical Service Bulletins
Engine Controls - MIL ON/DTC's P0171/P0174/P2195/P2197
ENGINE
EG060-05
Title
M.I.L. "ON" DTC P0171, P0174, P2195, OR P2197
Models
'05 - '06 Tundra
November 16, 2005
Introduction
Under certain driving conditions, some 2005 and 2006 model year Tundra 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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2005 - 2006 model year Tundra vehicles produced BEFORE the Production Change Effective VINs shown below.
Production Change Information
Parts Information
Warranty Information
Applicable Warranty*:
This repair is covered under the Toyota Federal Emission Warranty. This warranty is in effect for 36 months or 36,000 miles, whichever occurs first,
from the vehicle's in-service date. For California specification vehicles sold, registered, and operated in California, Maine, Massachusetts, and Vermont,