Service bulletin Circular - 90L2
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10158693 |
| Published by NHTSA | 2019-05-06 |
| Manufacturer's number | Circular - 90L2 |
| Manufacturer's date | 2019-04-04 |
| NHTSA component | FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL |
NHTSA's summary
In affected vehicles, it is possible to have the following software-related issues with adaptive cruise (driver assist system): - Loss of target object at close range and erroneous drive-off warning in stop-and-go traffic - Occasional restrictions to comfort when driving over crests or through dips Perform software update to correct for these conditions.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Driver assistance, Adaptive cruise control
| AUDI A6 | 2019 |
|---|---|
| AUDI A7 | 2019 |
| AUDI A8 | 2019 |
| AUDI Q8 | 2019 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| SM 13-2026 | 2026-04-07. Other. This special notice is to inform dealers to return the parts listed if it meets the criteria provided. |
|---|---|
| A9120422055338_4 | 2021-01-08. Service bulletin. This informational bulletin contains information on when the Adaptive Cruise Assist on DTC C12EBF1 with symptom code 11567120. |
| A9120542053776_7 | 2021-01-08. Service bulletin. This bulletin contains a software update and test plan for DTCs C12EBF1 or C12EB92. |
| A9120552061792_1 | 2021-01-08. Service bulletin. This bulletin contains a software update to address Adaptive Cruise Assist issues. |
| A9120562061817_1 | 2021-01-08. Service bulletin. This bulletin contains a software update that addresses issues with the adaptive driving assistant and DTC C12EBF1 . |
| A9020672055906_3 | 2020-10-06. Service bulletin. This bulletin contains PSS instructions for when the Audi Adaptive light, pre sense malfunction, and the Adaptive Cruise Assist does not work. |
| A9019292056123_1 | 2019-10-02. Service bulletin. This bulletin contains information on the adaptive cruise assist function. |
| A9019282056016_1 | 2019-09-09. Service bulletin. This bulletin contains repair instructions for DTC C12B3F2. |
| A9119842056004_1 | 2019-09-09. Service bulletin. This bulletin contains instructions to call TAC when DTC C110300 is present. |
| A9119772054301_2 | 2019-09-09. Service bulletin. This informational bulletin contains instructions for when the DTC C12EBF3 appears. |