Mazda CX-5 Service & Repair Manual: Before Service Precaution

Mazda CX-5 Service & Repair Manual / Engine / Fuel / Before Service Precaution

WARNING:

Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Always keep sparks and flames away from fuel.
Fuel line spills and leakage from the pressurized fuel system are dangerous. Fuel can ignite and cause serious injury or death and damage. Fuel can also irritate skin and eyes. To prevent this, always complete the “Fuel Line Safety Procedure”.
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.

Fuel Line Safety Procedure

1. Disconnect the negative battery cable..

2. Remove the fuel-filler cap to release the pressure inside the fuel tank.

3. Remove the fuel pump relay.

4. Disconnect the high pressure fuel pump connector.

5. Connect the negative battery cable..

6. Start the engine.

7. After the engine stalls, crank the engine 2—3 times.

8. Switch the ignition to off.

9. Disconnect the negative battery cable..

10. Install the fuel pump relay.

11. Connect the high pressure fuel pump connector.

After Service Precaution

WARNING: Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries or death and damage. When installing the fuel hose, perform “Fuel Leakage Inspection” ...

Check Fuel Cap Warning Light

Purpose/Function The check fuel cap warning light is built into the instrument cluster. If the PCM detects that the fuel cap is open, the light illuminates to warn the driver that th ...

Other materials:

Resistor [Manual Air Conditioner]
Purpose The resistor controls the blower motor rotation speed. Function The resistor controls the supply voltage to the blower motor according to the fan switch operation, and adjusts the fan rotation speed (airflow volume). Construction The resistor is installed ...

Uniform Tire Quality Grading System (UTQGS)
Uniform Tire Quality Grading System (UTQGS) This information relates to the tire grading system developed by the U.S. National Highway Traffic Safety Administration for grading tires by tread wear, traction, and temperature performance. Tread Wear The tread wear grade is a comparative rating ...

Conventional Brake System
Outline A brake pedal with an intrusion minimizing mechanism has been adopted. As a result, driver safety has been improved. A small diameter long-stroke type master cylinder has been adopted, improving operability and response. A vacuum pump has been adopted, improving ...