Ls1 Fuel Pump Relay Wiring Diagram. Pin 415 ignition 12v pin 230 permanent 12v from fuse 2 on battery pin 887 relay output to fuses inc. Just like the fuel pump different versions of the ls3 engine harness have different colors for the cooling fan wire.
Where the fuel pump relay at. Rechecked pressure with harness reattached 7psi. Universal fuel pump relay installation instructions locate the relay assembly close to the fuel pump and mount with the screw included making sure to attach the black wire with the ring terminal to chassis ground at the same time.
If your transmission is a.
Gen 3 ls 24x with manual transmission drive by wire brake switch wiring ac delco d850a gen 4 58x ls engines. I am a non wiring person i have a bosch relay 0 332 209 150 896. Ah just found a later diagram heres the deal. 28 pin 631 earth pin 3c connection to airbag control unit only on cars where passenger airbag can be disabled pin 1mot connection to crank sensor.