Airbag fault code

mickyTDI

Veteran Member
Joined
Sep 21, 2003
Location
Longford, Ireland
Using vagcom i got a fault code saying " supply voltage B+, low signal intermittent" What does that mean? It never triggered the light though.
 

alphaseinor

TDI Innovator, Gone but Not Forgotten
Joined
Jul 30, 2006
Location
Denton, TX
TDI
'03 Jetta TDI 780,000 miles (totaled out), 01 Audi TT 225 Quattro 230,000 Miles (runs great!), 00 Cabreetle Beetle dash, ALH & MK4 harness Swap
clear it, it just means you have low voltage at the signal lead... think "starting your car on a cold day"... that will trigger it...
 

mickyTDI

Veteran Member
Joined
Sep 21, 2003
Location
Longford, Ireland
alphaseinor said:
clear it, it just means you have low voltage at the signal lead... think "starting your car on a cold day"... that will trigger it...
We had a cold day yesterday alright but it's the first time it ever done it, noticed that my VW sat nav went off when i cranked the car and had to switch back on via the knob. It never done that before:confused: .

My OEM battery is 5 years old but i tested it with a hydrometer and it's perfect.
 
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