Procedure for replacing an electric fuel pump:
1. Disconnect the ground terminal of the battery.
2. Disconnect the electrical connections to the electric fuel pump. Label son by the new pump. destroy reversal on most pumps, the unit.
3. Fuel lines and vapor must be removed from the pump. Label the lines with the connection to the new pump.
4. The pump in the tank can be taken generally to the removal of fuel tankSending unit retaining ring or lock. However, it may be necessary to remove the tank to get to the retaining ring. The removal of the tank can be carried out as described earlier in this chapter.
5. A fuel pump which is outside the tank, remove the screws that hold it. In the models in the tank, remove the retaining ring. Pull the pump and the sending of the tank (if they are combined in a single device) and discard the O-ring tank.
6. To remove, unscrew the pumpSock filter, and then press the pump until the bottom is free from the console. Swivel pull the pump to the side and below to solve the coupling rubber fuel line. The sound of rubber between the bottom of the pump and bracket and the rubber fuel line coupling are usually rejected because the message he is also the replacement pump. Some pumps have a rubber sleeve to reassure them the pump. If this is the Case, sliding the envelope and put it on the newPump.
7. Check the spare pump with the old. If necessary, transfer of fuel equipment of the old to the new pump. Note the position of the sock filter on the pump, so you can create a new install in the same relative position.
8. If the new pump back bend in the holder of the issuer, not the holder. Make sure the rubber sound insulation under the floor of the pump is available. Install a new filter sock at the entrance of the pump and closethe son of the pump. Make absolutely sure that the correct polarity. Replace the O-ring on the tank opening, then turn off the pump and sender assembly in the tank and tighten the retaining ring clockwise. Some pump / sender assemblies are fixed by screws.
9. When the fuel was removed from the vehicle to replace.
10. Connect the electrical connections.
11. Connect the ground terminal of the battery.
12. Start the engine and check all connectionsLeakage of fuel.
Caution: Avoid the temptation of the new pump before reinstalling the tank by energizing a pair son connection test. Running Dry running can damage the pump because the fuel for lubrication and cooling.
