Service bulletins for the 2014 Audi Q7
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.
1122 on file from NHTSA, as of 2026-10-19.
About P164B on the 2014 Audi Q7: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P164B are shown. Show all
| A011485 2036761- | 2017-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Supersedes Technical Service Bulletin Group 01 number 14-71 dated March 13, 2014. The MIL is on. DTC P164B(00) is stored in the engine control module.The oil pressure switch is defective. |
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| A011471 2036761- | 2017-11-08. Service bulletin. ENGINE AND ENGINE COOLING. The MIL is on. DTC P164B(00) is stored in the ECM. The oil pressure switch is defective. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.