2004 Audi A8 Engine cooling Problems
- Complaints
- 1about this part
- Share
- 5%of 20 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the engine cooling of the 2004 Audi A8, 5% of the 20 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“While driving down the highway car suddenly stalled without warning. Restarted car and had it stall several times. Car has been sent to be evaluated by a mechanic.”
NHTSA complaint #10343470, filed 2010-07Related service bulletins
- 10123764Sep 8, 2015Supersedes Technical Service Bulletin Group 19 number 15-61 dated July 7, 2015. Discontinuation and mixing of Audi-approved engine coolants. G11, G12, and G12+ coolants have been…
- 10128399Jul 7, 2015Supersedes Technical Service Bulletin Group 19 number 14-50 dated June 20, 2014. Discontinuation and mixing of Audi-approved engine coolants. G11, G12, and G12+ coolants have…
- 10119945Mar 17, 2015Supersedes Technical Service Bulletin Group 10 number 13-10 dated September 5, 2013. Prior to engine replacement, any debris lodged in transferred assemblies must be removed. If…
- 10119946Mar 6, 2015Supersedes Technical Service Bulletin Group 17 number 13-35 dated January 9, 2013. This bulletin lists engine oils that meet Audi oil quality standards (VW 501 01, 502 00, 505…
- 10120682Feb 13, 2015Supersedes Technical Service Bulletin Group 01 number 13-69 dated February 14, 2013. Noises and inconsistent engine operation after cold start during the catalyst heating phase…
- 10231130Jun 30, 2014Idenifying and mixing factory fill engine coolants
- 10122415Jun 20, 2014Supersedes Technical Service Bulletin Group 19 number 13-41 dated June 20, 2013. Discontinuation and mixing of Audi-approved engine coolants. G11, G12, and G12+ coolants have…
- 10210680Jun 3, 2014As the sump pan gasket settles, the torque of the bolts decreases and the seal may leak. Automatic transmission fluid is leaking at the sump pan gasket.
- 10121324Sep 5, 2013Supersedes Technical Service Bulletin Group 10 number 10-02 dated September 14, 2010. Prior to engine replacement, any debris lodged in transferred assemblies must be removed. If…
- 10123587Jun 20, 2013Supersedes Technical Service Bulletin Group 19 number 13-35 dated March 25, 2013. Discontinuation and mixing of Audi-approved engine coolants. G11, G12, and G12+ coolants have…
Engine cooling: other model years
Other parts of the 2004 Audi A8
6 complaintsVehicle speed control
5 complaintsBrakes
4 complaintsElectrical system
4 complaintsFuel system
2 complaintsSuspension
2 complaintsElectronic stability control
1 complaintsEquipment
1 complaintsLatches, locks and linkages
1 complaintsOther or unknown
1 complaintsSeats
1 complaintsTires
1 complaints
← All problems reported for the 2004 Audi A8
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology