Matrix FWD L4-1.8L (2ZR-FE) (2010)
Engine Control Module: Customer Interest
Engine Controls - MIL ON/DTC's P0031/P0138/P2195
T-SB-0066-10
Rev1
February 5, 2010
MIL "ON" DTC P2195, P0138, and/or P0031
Service Category
Engine/Hybrid System
Section
Engine Control
Market
USA
Applicability
TSB REVISION NOTICE
April 22, 2010 Rev1:
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Production Change Information has been updated with VIN information for Japan-built Corolla vehicles.
Any previous printed versions of this service bulletin should be discarded.
Introduction
Some 2010 model year Corolla and Matrix vehicles may exhibit a MIL "ON" condition with one or more of the following Diagnostic Trouble Codes
(DTCs):
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P2195 - Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)
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P0138 - Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)
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P0031 - Oxygen (A/F) Sensor Heater Control Low (Bank 1 Sensor 1)
The Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition
occurring. Use the following repair procedure to address this condition.
Production Change Information