diff --git a/FAQ/GDI_status.md b/FAQ/GDI_status.md
index e7fcbe2..d079818 100644
--- a/FAQ/GDI_status.md
+++ b/FAQ/GDI_status.md
@@ -1,5 +1,9 @@
 
 
+[Forum thread for test mule](https://rusefi.com/forum/viewtopic.php?f=3&t=1631)
+
+[Test Mule Wiring Diagram](VolkswagenPassatB6)
+
 Gasoline Direct Injection requires a few additional components on top of port injection:
 1) High voltage injection control - we have rusEfi MC33816 board which has clicked injector on a bench https://www.youtube.com/watch?v=MI0gJ4th9Tg