# Service bulletin A011652 2040491\-

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: 10118301
- Published by NHTSA: 2017\-10\-04
- Manufacturer's number: A011652 2040491\-
- Manufacturer's date: 2016\-01\-20
- NHTSA component: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

MIL on \(DTC P1B1C\); message in information panel: "Coolant System: Fault Turn Off Engine" The condition is caused either a defect with the thermostat \(in model year 2012 and 2013 vehicles\) or The diagnostic software is incorrectly displaying the warning. No technical issue exists. Solutions are an improved thermostat installed in production and the diagnostic software has been updated.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2016/MC-10118301-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2016/MC-10118301-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Engine, Software

## Trouble codes named

P1B1C

## Vehicles listed

- 2013 to 2015 AUDI A4 ALLROAD
- 2013 to 2014 AUDI A5
- 2012 to 2015 AUDI A6
- 2012 to 2015 AUDI A7
- 2013 to 2014 AUDI A8
- 2013 to 2015 AUDI Q5

## Other bulletins for the same vehicles and component

- [45140920387701](/bulletins/10250951.md), 2024-03-04, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. ESP warning light on
- [0112622029340](/bulletins/10250418.md), 2024-02-20, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. incorrect software setting. In some scenarios such as extended idling or heavy stop and go traffic, this could cause a slight misinterpretation of the data and possibly an activation of the Malfunction Indicator Light.
- [Update37H4](/bulletins/10250177.md), 2024-02-12, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Selector Lever Software Update
- [68E3UPDATEa](/bulletins/10249108.md), 2024-01-22, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. Comfort System Central Control Module Software Update \(NVLW\)
- [68E3UPDATE](/bulletins/10249107.md), 2024-01-22, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. Comfort System Central Control Module Software Update \(NVLW\)
- [Update68E3](/bulletins/10249084.md), 2024-01-22, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. Comfort System Central Control Module Software Update \(NVLW\)
- [A0023822047812\_7](/bulletins/10248111.md), 2024-01-04, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides information on how to set up and use the SD Creator for obtaining vehicle software updates via the Mirror Server.
- [A0123972072121\_1](/bulletins/10245610.md), 2023-12-06, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING. This bulletin provides information for when the MIL/EPC light is illuminated, DTC P042000 or P043000, Catalyst system, bank 1 or 2 efficiency below thresh hold.
- [Edition89](/bulletins/10231127.md), 2023-02-06, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. ElsaPro Software update and technical bulletins
- [01145620329002](/bulletins/10228386.md), 2023-01-03, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. The fault listed can occur under certain driving conditions. It is caused by an incorrect software setting. Some driving scenarios \(such as extended idling or heavy stop\-and\-go traffic\) can cause a slight misinterpretation of the data, which causes the MIL to illuminate.

JSON: [/v1/bulletins/10118301](/v1/bulletins/10118301)

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