[T3] using original FI fuel pump wiring for aftermarket pump

Jim Adney jadney at vwtype3.org
Thu Apr 4 08:25:30 PDT 2019

On 4 Apr 2019 at 2:49, David Yaghoubian wrote:

> I know I removed the brain (this was back in '86 before the T3 list existed
> and I was desperate to solve repeated FI issues) but the relay is surely
> there... wherever that relay is! I will dig into my manuals.

The relay is mounted on the firewall, up and to the left of the steering 
column. Leave the FI wiring "as-is" and power the relay coil, via the impact 
sensor, from a fuse that turns on with the ignition switch. You'll need to add a 
ground wire for the relay coil.  

Sounds like the Revolution Electronics sensor would be a good sub for the 
impact sensor. It's twice the price but comes with some nice additional 

Jim Adney, jadney at vwtype3.org
Madison, Wisconsin, USA

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