NHTSA ID Number: 10157740
Manufacturer Communication Number: Dealer Letter an
TSB/Document Date: 2019-04-08
Summary
VOLKSWAGEN
DEALERSHIP COMMUNICATION (UPDATE 23K9 TDI Software): Volkswagen informs dealers on an upcomming update necessary to address an impendending issue. The Diagnostic strategy of ECM software is too sensitive, causing the MIL to illuminate and the following faults to set in the ECM/EDC memory during system checks: ? P208C ? Reductant Pump ?A? Control Circuit Low ? P208E ? Reductant Injection Valve Stuck Closed Bank 1 Unit 1 ? P20EE ? SCR NOx Catalyst Efficiency Below Threshold Bank 1 ? P150A ? Engine Off Timer Performance The corrective action taken to solve this issue was an Software update.
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TSB/Document ID: Dealer Letter an
Replacement Service Bulletin Number:
MFR Communication Date: 2012-10-10
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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VOLKSWAGEN DEALERSHIP COMMUNICATION
Date:
October 2012
To:
Dealer Principal, Sales Manager, Service Manager, Parts Manager and Warranty Administrator
Subject: UPDATE 23K9
TDI Software (FED_EMS)
2011-2012 MY Touareg with 3.0L TDI Engine
IMPORTANT NOTICE TO DEALERS - FOR IMMEDIATE DISTRIBUTION
UPDATE 23K9
Dear Volkswagen Dealer Principal, Service Manager, and Parts Manager:
We would like to inform you of an upcoming UPDATE. Please refer to the attached UPDATE Data Sheet
for additional information.
If you have any questions or require additional assistance, please contact Warranty.
Volkswagen Product Compliance
Attachment: UPDATE Data Sheet (1)
23K9/4M
UPDATE DATA SHEET
SAGA CODE
MARKET(S)
AFFECTED VEHICLES
ELSAWEB & VIM VISIBILITY DATE
TOPIC
PROBLEM DESCRIPTION
CORRECTIVE ACTION
VEHICLE WARRANTY PARAMETER
TOTAL AFFECTED
VEHICLE COUNT
DEALER INVENTORY
CPO INVENTORY
APPROXIMATE REPAIR TIME
SPECIAL TOOLS NEEDED?
23K9
United States and Canada
2011-2012 MY Touareg 3.0L TDI
October 10, 2012
TDI Software Update
Diagnostic strategy of ECM software is too sensitive, causing the MIL to
illuminate and the following faults to set in the ECM/EDC memory during
system checks:
•
P208C – Reductant Pump “A” Control Circuit Low
•
P208E – Reductant Injection Valve Stuck Closed Bank 1 Unit 1
•
P20EE – SCR NOx Catalyst Efficiency Below Threshold Bank 1
•
P150A – Engine Off Timer Performance
Software update
Federal Emissions Warranty (FED_EMS)
USA: Approximately 7,000 CANADA: Approximately 2,000
USA: Approximately 564 CANADA: Approximately 50
USA: Approximately 68 CANADA: Approximately 9
Up to 65 TU
No special tools needed;
requirements
refer to Update bulletin for minimum tool
PARTS REQUIRED
Not applicable; software update
INITIAL PARTS ALLOCATION DATE
Not applicable; software update
ADDITIONAL INFORMATION
Please ensure that this UPDATE is performed on every applicable vehicle
before delivery to consumers. Your effort is integral in reaching the highest
quality expectations of Volkswagen customers.
Please reinforce the correct repair description of this action with all dealership
personnel – this action is a vehicle UPDATE, not a recall.
IMPORTANT! To ensure that ALL of your personnel are aware of this action before receiving questions from any customer, please share this information with ALL personnel
who have campaign-related responsibilities, including service writers, technicians, parts employees, warranty administrators, etc. See the campaign circular on ElsaWeb for
the most current repair information. Refer to the campaign circular for complete repair and claiming instructions.
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