
DIAGRAM 2
Wiring Installation Instructions for : Pressure
2
1/16
” Spek Pro Fuel Rail Pressure Gauge
10
1 2 3 4 5 6
7 8 9 10 11 12
J1 CONNECTOR
TROUBLESHOOTING:
THE GAUGE FACEPLATE WILL FLASH ALTERNATELY “
RED
” THEN “
GREEN
” IF THE FUEL PRESSURE SENSOR
AND /OR WIRING HARNESS ARE NOT COMMUNICATING WITH THE GAUGE