Service bulletins for the 2013 Audi S4
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.
878 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| TSB-94-13-14 | 2013-07-01. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. AUDI: SOME VEHICLES ARE EXPERIENCING MOISTURE ACCUMULATION AT THE BASE OF XENON HEADLIGHT LENS, POSSIBLY THRU ADJUSTMENT SCREWS OR CHANNEL BONDING, WHICH NEEDS REPLACING, IF NECESSARY. MODELS 2013 A4, S4, A5, S5, A5/S5 CABRIOLET, RS5. *PE |
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| TSB-96-13-54 | 2013-04-17. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. AUDI: 96 ACC FUNCTION RESTRICTION WARNING MESSAGE (DTC 3263 OR VAS03263). THE MOST COMMON CAUSE FOR THIS TYPE OF DEACTIVATION IS THAT THE FIELD OF VISION OF THE RADAR SENSOR IS BLOCKED. ALSO INCLUDED S5, ALLROAD, RS 5 AND CAB; MODEL YEAR 2013.*JS |
| TSB-20-12-25 | 2013-02-13. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY. AUDI: WHEN FUEL TANK IS COMPLETELY EMPTY, INSTRUMENT CLUSTER DISPLAY ZERO MILES FOR FUEL RANGE AND REFUELING SHOWS FUEL TANK ACCEPTS LESS GALLONS THAN OWNER'S MANUAL INDICATES. MODELS 2011-2013 A4, A5, A5 CABRIOLET, S4, S5, S5 CABRIOLET. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.