Flashing turn signals under emergency braking

Button

COMMUNITY-SOURCED · MK7 · LIGHTING

Turns on the 'emergency alert' setting so the turn-signal lights flash during an emergency stop.

Applies to
VW Golf Mk7 (5G). Sources give no model years or market.

Not confirmed for
Golf 7.5 facelift, Golf SportWagen/Alltrack, Jetta (any year), Audi A3/S3 8V, Tiguan and other MQB cars

Module
09 Cent. Elect. (Central Electronics / body control module). Ross-Tech wiki: save an Adaptation channel map of 09 before changing anything; from about MY2018 changes are made in Adaptation.

Method
Adaptation

1 · Before you start

Run a full Auto-Scan and save it. In 09 Cent. Elect. (Central Electronics / body control module), write down or screenshot the current value of every setting before you change it.

2 · VCDS

Open address 09 (Cent. Elect.) and save an Adaptation channel map first.
Security Access (16): enter 31347.
Adaptation (10): choose 'Aussenlicht_Blinker - Emergency alert blinken'.
Set it to 'Active' and save.

Notes

The label points to the turn-signal ('Blinker') group; the source doesn't use the word 'hazards'. Check local rules before enabling. Only one source found: golfmk7.com, vwvortex.com and the OBDeleven forum could not be read.

Sources: vag-coding.net · vag-coding.net · wiki.ross-tech.com

Reference only. No guarantee of compatibility. MK6IX doesn’t answer coding questions or troubleshoot coding. Back up your original coding before making any change. You code your car at your own risk.