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Engine Controls - MIL ON/Multiple O2 Sensor DTC's Set|Page 4123 > < Engine Controls - MIL ON/O2 Sensor DTC's Set|Page 4118
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Oxygen Sensor: All Technical Service Bulletins
Engine Controls - MIL ON/Multiple O2 Sensor DTC's Set

T-SB-0114-08

June 20, 2008

M.I.L "ON" DTC P2195, P2197, P0138, P0158, P0171, 
P0174, P0031, or P0051

Service Category
Engine/Hybrid System

Section
Engine Control

Market
USA

Applicability

Introduction

Some 2005 - 2007 model year Avalon and 2007 - 2008 model year Camry vehicles with 2GR-FE engines may exhibit a M.I.L. "ON" condition with one
or more of the following DTCs:

^

P2195 - Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)

^

P2197 - Oxygen (A/F) Sensor Signal Stuck Lean (Bank 2 Sensor 1)

^

P0138 - Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)

^

P0158 - Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)

^

P0171 - System Too Lean (Bank 1)

^

P0174 - System Too Lean (Bank 2)

^

P0031 - Oxygen (A/F) Sensor Heater Control Low (Bank 1 Sensor 1)

^

P0051 - Oxygen (A/F) Sensor Heater Control Circuit High (Bank 2 Sensor 1)

Use the following repair procedure to diagnose and repair customer complaint vehicles.

Production Change Information

This TSB applies to vehicles produced BEFORE the Production Change Effective VINs shown.

Engine Controls - MIL ON/Multiple O2 Sensor DTC's Set|Page 4123 > < Engine Controls - MIL ON/O2 Sensor DTC's Set|Page 4118