Fuel System; Before Repair Procedure; After Repair Procedure; Fuel Tank Removal/Installation - Mazda Mazda6 Workshop Manual Supplement

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• Fuel vapor is hazardous. It can easily ignite, causing serious injury and damage. Always keep

sparks and flames away from fuel.

• Fuel line spills and leads are dangerous. Fuel can ignite and cause serious injuries or death and

damage. Fuel can also irritate skin and eyes. To prevent this, always complete the following "Fuel

Line Safety Procedures".

Fuel Line Safety Procedures

• Fuel in the fuel system is under high pressure when the engine is not running.

1. Avoid fuel line spills and leaks by completing the following procedures.

(1) Remove the fuel-filler cap and release the pressure in the fuel tank.

(2) When disconnecting a fuel line hose, wrap a rag around it to protect against fuel leakage.

(3) Plug the hose after removal.

• Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries or death and

damage. When installing the fuel hose, observe "Fuel Hose Installation" described below.

Fuel Line Air Bleeding

• Continuously cranking the engine for over 30 s can damage the battery and the starter.

1. Continue cranking the engine for 30 s and stop for 5—10 s until the engine starts.

Fuel Hose Installation

1. Verify that there is no damage or deformation on the fuel hose and fuel pipe when installing.

• Repairing a fuel tank that has not been properly steam cleaned can be dangerous. Explosion or

fire may cause death or serious injury. Always properly steam clean a fuel tank before repairing it.

• Fuel line spills and leakage are dangerous. Fuel can also irritate skin and eyes. To prevent this, do

not damage the sealing surface of the fuel gauge sender unit when removing or installing.

• 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 a cloth or soft brush, and make sure that it is

free of foreign material.

FUEL SYSTEM

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