Mazda CX-5 Service & Repair Manual: Fuel Filler Cap

Mazda CX-5 Service & Repair Manual / Engine / Fuel / Fuel Filler Cap

Purpose, Function

Releases evaporative gas from the fuel tank if there is a malfunction in the evaporative gas passage between the fuel tank and the intake manifold. As a result, deformation of the fuel tank caused by evaporative gas pressure is prevented.

Construction

The fuel-filler cap is installed to the fuel filler opening.
The fuel-filler cap consists of a valves, retainer, and springs.

Operation

When there is positive pressure in the fuel tank due to evaporative gas, evaporative gas is released into the atmosphere. When there is negative pressure, air is introduced to the fuel tank.

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 ...

Fuel Filler Lid Adjustment

1. Verify that the gap and height difference between the fuel-filler lid and body. 2. Loosen the bolts and adjust the fuel-filler lid. Standard clearance a: 1.7—3.7 mm {0.07—0.14 ...

Other materials:

Theft-Deterrent System
If the theft deterrent system detects an inappropriate entry into the vehicle, which could result in the vehicle or its contents being stolen, the alarm alerts the surrounding area of an abnormality by sounding the horn and flashing the hazard warning lights. The system will not function unle ...

Rear Window Defroster
The rear window defroster clears frost, fog, and thin ice from the rear window. The ignition must be switched ON. Press the switch to turn on the rear window defroster. The rear window defroster operates for about 15 minutes and turns off automatically. The indicator light illuminates during op ...

Power Steering Malfunction Indicator Light
Purpose The power steering malfunction indicator light warns the driver that there is a malfunction with the electric power steering (EPS) system. Function If there is a malfunction in the EPS system, the power steering malfunction indicator light illuminates. If th ...