TT 261402

Service Bulletin Details

Public Details for: TT 261402

Update procedure to reset oxygen sensor adaptations, as a result of erratic test plan function.


- 2015 - 2014 - 2013 - 2012 - 2011 - 2010 - 2009 -

Technical Tips
Technical Tip
Topic
26-14-02TT – Oxygen Sensor Reset Procedures
Market area
United States 444 Volkswagen of America, Inc. (6444)
Brand
Volkswagen
Date
September 22, 2017
Condition
ATTENTION:
THIS IS A TECH TIP, NOT A TECHNICAL BULLETIN AS TITLED.
TECH TIPS ARE NOT ASSOCIATED WITH WARRANTY CLAIMING.
Oxygen Sensor Reset Procedures
Model(s)
Year
Jetta, Jetta
SportWagen,
Golf, Passat
2009-2014
Jetta, Jetta
SportWagen,
Golf, Passat
2012-2015
Eng. Code
2.0L TDI
(CJAA, CBEA)
Trans. Code
VIN Range From
VIN Range To
All
All
All
All
All
All
2.0L TDI
(CKRA, CVCA,
CRUA)
Technical Background
Test Plan to reset Oxygen Sensors may not function correctly.
Service
For 2009-2014 vehicles with engine codes CJAA or CBEA:

Disconnect both O2 sensors (front and rear).

Start the engine and allow the vehicle to idle.
After faults have stored:

Cycle the ignition OFF/ON 2 times with a 10 second pause in between key cycles.

Check measured value block (MVB) 41/4 and 136/4 to verify they have both changed from a 1 to a 0.
This forces the ECM to re-learn the O2 sensor adaptation.
1
Technical Tips
For 2012-2015 vehicles with engine codes CKRA, CVCA or CRUA:
While using ODIS:

Navigate to control module OBD.

Select DTC memory and clear all OBD DTC's.

Select basic settings," Reset oxygen sensor learned values".
Additional Information
Revision History
Revision Number
Released Date
Reason For Update
2038941/3
9/22/17
Update procedure to reset oxygen
sensor adaptations, as a result of
erratic test plan function.
2038941/2
7/5/17
Update to latest standard.
2038941/1
11/7/14
Original publication.
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