Honda CRF450R 2009 Owner's Manual & Competition Handbook page 47

Fuel Pressure Relieving
1. Hang the fuel tank to the left side of the frame
(page 34).
2. Discconnect the fuel pump sub-harness
connector (1).
(1)
(1) fuel pump sub-harness 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 (page 41).
2. Remove the fuel quick connect fitting cover
(1) from the fuel pump (2).
3. Check the fuel quick connect fitting (3) for
dirt, and clean if necessary.
Injector side: (3) Fuel Pump side:
(1) fuel quick connect fitting cover
(2) fuel pump
(3) fuel quick connect fitting
4. Remove the bolt (4), clamp and setting rubber
(5).
(5)
(4)
(4) bolt (5) clamp and setting rubber
5. Pull and release the joint rubber (6) of the
injector side from the retainer (7).
(1)
(7)
(6) joint rubbber (injector side only)
(7) retainer
6. Place a shop towel (8) over the fuel quick
connect fitting.
(2)
Injector side:
(8) shop towel
Fuel System
(6)
Fuel Pump side:
(8)
(cont'd)
41
Servicing Your Honda