Mazda CX-5 Service & Repair Manual: Fuel Draining Procedure

Mazda CX-5 Service & Repair Manual / Engine / Fuel / Fuel Draining Procedure

WARNING:

Fuel line spills and leakage from the pressurized fuel system are dangerous. Fuel can ignite and cause serious injury or death and damage. To prevent this, complete the following inspection with the engine stopped.
Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin and eyes. To prevent this, always complete the “Fuel Line Safety Procedure”, while referring to the “BEFORE SERVICE PRECAUTION”.
A person charged with static electricity could cause a fire or explosion, resulting in death or serious injury. Before performing work on the fuel system, discharge static electricity by touching the vehicle body.

CAUTION:

Disconnecting/connecting the quick release connector without cleaning it may possibly cause damage to the fuel pipe and quick release connector. Always clean the quick release connector joint area before disconnecting/connecting using cloth or soft brush, and make sure that it is free of foreign material.

1. Complete the “BEFORE SERVICE PRECAUTION”..

2. Disconnect the negative battery cable..

3. Disconnect the quick release connector as shown in the figure..

4. Connect a long hose to the disconnected quick release connector and drain the fuel into a container used for collecting gasoline.

5. Drain the fuel from the fuel tank using the following procedure:

Using M-MDS

Connect the negative battery cable..
Connect the M-MDS to the DLC-2.
Using the simulation function “FP”, start the fuel pump..

Without using M-MDS

Remove the fuel pump relay.

CAUTION:
- Short the specified terminals because shorting the wrong terminal of the relay and fuse block may cause malfunctions.
Using a jumper wire, short fuel pump relay terminals C and D in the relay and fuse block.
Connect the negative battery cable and operate the fuel pump..

CAUTION:
- The fuel pump could be damaged if it is operated while there is no fuel in the fuel tank. Verify the amount of fuel being discharged from the hose and stop operation of the fuel pump when essentially no fuel is being discharged.

6. Stop the fuel pump using the following procedure.

Using M-MDS

Using the simulation function “FP”, stop the fuel pump..
Disconnect the negative battery cable..

Without using M-MDS

Remove the jumper wire to stop the fuel pump..
Disconnect the negative battery cable..

Fuel Distributor

Purpose, Function Distributes fuel pumped from the high pressure fuel pump to each fuel injector. Construction The fuel distributor is installed to the cylinder head. ...

Fuel Filler Cap Inspection

Leakage Inspection 1. Perform the following tester (evaporative emission system tester (134-01049A)) self-test: NOTE: If the tester does not work correctly during self-test, refer to the ...

Other materials:

Ebd Control
Outline EBD control uses the ABS system to control brake fluid pressure distribution to the rear wheels so that they do not lock-up prior to the front wheels during braking, thereby preventing the loss of handling stability. Feature EBD control has independent control syste ...

Drive Belt Auto Tensioner Inspection
WARNING: A hot engine can cause severe burns. Turn off the engine and wait until it is cool before servicing. CAUTION: If the rubber part of the drive belt auto tensioner is damaged by a screwdriver or other tool, oil in the hydraulic pressure unit could leak and the tens ...

Vacuum Pump Removal/Installation
1. Remove the plug hole plate.. 2. Remove the battery.. 3. Set the PCM wiring harness out of the way. 4. Disconnect the vacuum hose from the vacuum pump.. 5. Remove in the order shown in the table. 6. Install in the reverse order of removal. 1 Vacuum hose ...