Operation CHARM: Car repair manuals for everyone.

Fuel Delivery and Air Induction: Service and Repair

WARNING: To reduce the risk of fire and personal injury, it is necessary to relieve fuel system pressure before servicing fuel system components.
A small amount of fuel may be released when servicing fuel lines or connections. In order to reduce the chance of personal injury, cover fuel line fittings with a shop towel before disconnecting to catch any fuel that may leak out. Place the towel in an approved container when disconnect is complete.


- Remove fuel filler cap.
- Disconnect control relay (fuel pressure relay).
- Crank engine and allow it to stall.
- Crank engine for an additional 30 seconds.
- Remove negative battery cable.
- Place a shop towel under the fuel pressure line.
- Disconnect fuel pressure line.