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Service bulletins for the 2012 Volkswagen Touareg

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

979 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
V191303 20225492019-04-08. Service bulletin. ENGINE AND ENGINE COOLING. Technical Bulletin (Electric Coolant Fans Continue to Run after Ignition is Switched OFF): This document informs it is considered normal operation for the electric coolant fans to continue to run for up to 15 minutes after the ignition is switched off in gasoline engine applications, and up to 16 minutes in diesel engine applications.
V171303 20178132019-04-08. Service bulletin. ENGINE AND ENGINE COOLING. Technical Bulletin (Oil Consumption Measurement): Customers have stated oil consumption is higher than the Volkswagen oil consumption standard of up to 0.5 quarts per 600 miles, or 0.5 liters per 1000 km. This document informs how to test the oil consumption rate
FINAL REV 6-16-12019-04-08. Service bulletin. ENGINE; EQUIPMENT. Engine 3.0L Hybrid: CGFA: Changed Oil Capacity to 6.8L (7.2qt).
TT 2013042019-04-08. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. Diagnostic steps to address coolant contamination of the vacuum supply line to the coolant pump.
FINAL REV 6-16-12019-04-08. Service bulletin. ENGINE. Engine 3.0L Hybrid: CGFA: Changed Oil Capacity to 6.8L (7.2qt).
Dealer Letter an2019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE; ENGINE. 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.
Reference Guide2019-04-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE; ELECTRICAL SYSTEM. Engine Control Module Updates: This document informs of complaints, and the software updates / Tech Bulletins associated with servicing engine control module issues:
V011231 20235912019-04-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; FUEL SYSTEM, DIESEL. Technical Bulletin (TDI Clean Diesel I/M (Inspection Maintenance) Testing Issues due to Readiness Not Set): Some readiness codes on TDI clean diesel vehicles require special driving conditions to be set. If DTCs have been recently erased from the vehicle?s ECM, it may take additional driving under different conditions to fully set OBD readiness parameters. MVB 89 (on non-UDS protocol ECM?s) will store correct data concerning OBD readiness. This document illustrates how to manually read OBD readiness codes.
Update Bulletin2019-04-01. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. UPDATE Technical Bulletin (UPDATE ? 23K9 Touareg TDI Software): This UPDATE installs new ECM/EDC software to prevent a false illumination of the check engine light. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
TT 20-13-042019-04-01. Service bulletin. ENGINE AND ENGINE COOLING. Tech Tips (3.6L ? MIL ON with DTCs P2400, P2404): This document informs for concerns of MIL ON and P2400/P2404. This can be caused by the change over valve on the water pump. The water pump has a vacuum controlled servo to control the flow of coolant. If the diaphragm fails, coolant can get into the vacuum supply line for the LDP pump. Vacuum test the port on the water pump. If it will not hold vacuum, replace the water pump and the vacuum supply line as necessary and retest operation.
V211302 20240612019-04-01. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Technical Bulletin (Rattling Noises from Engine Compartment Area or Exhaust System): Customers may complain of a rattling noise from engine or exhaust area while accelerating from 1800-3000 RPM. In order to complete proper diagnosis and ensure that the noise is coming from the turbocharger use the procedure in this document.
V191303 20225492019-04-01. Service bulletin. ENGINE AND ENGINE COOLING. Technical Bulletin (Electric Coolant Fans Continue to Run after Ignition is Switched OFF): This document informs it is considered normal operation for the electric coolant fans to continue to run for up to 15 minutes after the ignition is switched off in gasoline engine applications, and up to 16 minutes in diesel engine applications.
V171303 20178132019-04-01. Service bulletin. ENGINE. Technical Bulletin (Oil Consumption Measurement): Customers have stated oil consumption is higher than the Volkswagen oil consumption standard of up to 0.5 quarts per 600 miles, or 0.5 liters per 1000 km. This document informs how to test the oil consumption rate
V011331 20277802019-04-01. Service bulletin. ENGINE AND ENGINE COOLING. Technical Bulletin (Cold Start - Rough Idle Concern): This document informs that customers may complain of a rough running condition that occurs during cold start. The production solution for this issue was improved software.
VWC-17-11-2019012019-03-11. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; EQUIPMENT. This Document informs dealers on the Revised VWC-17-11 - REVISED - Pre-existing MIL-On Condition in Regards to the TDI AEM Recalls for Customer Vehicles (Revised 12/17/18). Gen 1, Gen 2 and Gen 3 2.0L TDI no longer apply.
VWC-17-11-2018122019-03-04. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This Document informs dealers on the Revised VWC-17-11 - REVISED - Pre-existing MIL-On Condition in Regards to the TDI AEM Recalls for Customer Vehicles (Revised 12/17/18). Gen 1 and Gen 3 2.0L TDI no longer apply.
analysis list 042019-01-07. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; ELECTRICAL SYSTEM:IGNITION; STRUCTURE:BODY:DOOR. On-car analysis list of Customer Complaints: Transmission
TT 21 18 012018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER; FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS. Incorrect removal of Turbocharger oil feed line may cause engine damage
TT 10 12 012018-12-10. Service bulletin. ENGINE. Engine replacement tip
3-0L TDI Emissio2018-12-10. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Campaign Parts Bulletin_3.0L TDI Emissions Recalls 23R3, 23V1 & 23V6
VWC-18-082018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This document advises dealers regarding the mandatory fuel refill for vehicles receiving the 3.0L TDI emissions modification.
VSS 18-072018-12-10. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. TDI update
Emissions Servic2018-12-10. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. The reductive agent fluid (AdBlue) could contaminate the temperature sensor, causing the Malfunction Indicator Light (MIL) to come on. Additionally, high heat levels can cause the AdBlue fluid to react with the heating fins, causing a variation in internal resistance and the MIL to come on. If the MIL is on, the vehicle will not pass an emissions inspection.
Emissions Servic2018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; EQUIPMENT ADAPTIVE/MOBILITY. The reductive agent fluid (AdBlue) could contaminate the temperature sensor, causing the Malfunction Indicator Light (MIL) to come on. Additionally, high heat levels can cause the AdBlue fluid to react with the heating fins, causing a variation in internal resistance and the MIL to come on. If the MIL is on, the vehicle will not pass an emissions inspection.
Emissions Recall2018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. 3.0L TDI Engine Emissions System Modification

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.