Fuel Pressure Relieving; Fuel Line Replacement - Honda CRF450RX 2019 Owner's Manual & Competition Handbook

Fuel Pressure Relieving

1. Hang the fuel tank to the left side of the frame
(page 39).
2. Disconnect the fuel pump connector (1).
(1) fuel pump connector
3. Reposition the fuel tank and start the engine
and let it idle until the engine stalls.

Fuel Line Replacement

Disconnection
1. Relieve the fuel pressure (this page).
2. Hang the fuel tank to the left side of the frame.
3. Remove the fuel quick connect fitting cover
(1) from the fuel pump (2).
4. Check the fuel quick connect fitting (3) for
dirt, and clean if necessary.
Injector side:
(1)
(1) fuel quick connect fitting cover
(2) fuel pump
(3) fuel quick connect fitting
5. Remove the bolt (4), clamp and setting rubber
(5).
(5)
(4) bolt (5) clamp and setting rubber
6. Place a shop towel (6) over the fuel quick
Fuel pump side:
(1)
(6) shop towel
(3) (2)
(4)
Fuel System (CRF450RX)
connect fitting.
Injector side: Fuel pump side:
(6)
Servicing Your Honda
(cont'd)
47