The defect
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain model year 2013 Audi Q7 vehicles manufactured June 5, 2012, to November 29, 2012 and equipped with a 3.0L TDI engine. In the affected vehicles, a check valve in the engine may become contaminated with plastic debris and allow engine oil to leak into the brake booster.
The risk
If oil leaks into the brake booster, the brake booster diaphragm may rupture causing a loss of power braking assist, and increasing the risk of a crash.
The remedy
Volkswagen will notify owners, and dealers will replace a vacuum line, free of charge. Dealers will also inspect the brake booster system for oil contamination and, if oil contamination is present, additional components will be replaced, free of charge. The recall began on September 24, 2014. Owners may contact Audi at 1-800-253-2834. Volkswagen's number for this recall is 47L8.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Audi Q7 | 2013 |
Components: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM:HOSES, LINES/PIPING, AND FITTINGS | ENGINE AND ENGINE COOLING
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Audi Q7 | 2013 | 44 | 3 |
Other engine and engine cooling recalls in 2014
48 of the 770 recall campaigns reported to NHTSA in 2014 concerned the engine and engine cooling; Volkswagen of America, Inc. filed 10 campaigns in all.
| 14V771000 3 Dec 2014 | Prevost Cars, Inc. |
| 14V762000 1 Dec 2014 | Mercedes-Benz USA, LLC. |
| 14V764000 1 Dec 2014 | Mercedes-Benz USA, LLC - DBA Sprinter |
| 14V664000 22 Oct 2014 | Spartan Motors, Inc. |
| 14V666000 22 Oct 2014 | Elgin Sweeper Company Inc. |
| 14V574000 19 Sept 2014 | Navistar, Inc. |
| 14V562000 12 Sept 2014 | Mitsubishi Motors North America, Inc. |
| 14V551000 10 Sept 2014 | Mack Trucks, Inc. |
NHTSA recalls (public domain) · all recalls of 2014