Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
On The Ground
Fuel supply lines will remain pressurized for long periods of time after the engine is shutdown. This pressure must be relieved before servicing the fuel system.
- Relieve the fuel system pressure. Refer to FUEL PRESSURE RELIEF (WITH J 34730-1A) and FUEL PRESSURE RELIEF (WITHOUT J 34730-1A) .WARNING:
Whenever fuel line fittings are loosened or removed, wrap a shop cloth around the fitting and have an approved container available to collect any fuel.
- Disconnect the fuel feed line quick connect fitting at the fuel rail. Refer to METAL COLLAR QUICK CONNECT FITTING SERVICE .
- Install the 3/8 x 1/4 in quick connect fitting from the J 34730-262 into the fuel feed line.
- Connect a suitable drain hose to the other end of the adapter and connect the drain hose into a certified fuel handling cart.
- Connect a scan tool to the vehicle and turn the ignition ON.
- Energize the fuel pump using the scan tool. Refer to FUEL PUMP ELECTRICAL CIRCUIT DIAGNOSIS .
- Pump out the fuel until no more than 1/4 tank remains.
NO RELATED
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.