Skylark L4-138 2.3L DOHC VIN D MFI QUAD 4 (1989)
Fuel Supply Line: All Technical Service Bulletins
Service Procedure
SERVICE PROCEDURE
1.
Raise the hood. Examine the Front Fuel Feed Hose Assembly. If the hose assembly is a P/N 24570910 part, as shown in Figure 1, proceed directly
to Step 9. Otherwise, proceed to Step 2.
2.
Disconnect negative battery cable and remove fuel tank filler cap.
3.
Relieve pressure in fuel system following instructions below:
CAUTION:
To reduce the risk of fire and personal injury, it is necessary to relieve fuel system pressure before servicing fuel system components, otherwise
fuel spray could occur. Have a dry chemical (Class B) fire extinguisher near the work area.
A.
Connect fuel gauge J 34430-1 or equivalent to fuel pressure connection. Wrap a shop cloth around fitting while connecting gauge to collect
fuel. Then place cloth in an approved container.
B.
Install bleed hose into the approved container and open valve to bleed system pressure. Drain any fuel remaining in the gauge into an
approved container.
4.
Disconnect Front Fuel Feed Hose at engine and body fuel feed pipes utilizing a backup wrench on fittings. Take care not to lose the seal and
washer at the fuel rail. Remove bolt and pipe clamp on engine.
5.
Examine the O-ring seal and the white plastic (washer) retainer in the end of the fuel rail; determine that they are undamaged and in proper
position for reuse. Examine the O-ring on the body fuel feed pipe, making sure O-ring is in proper position and undamaged for reuse. See Figure 2.
IMPORTANT:
