Power supply system for 2.0 and 2.5 l engines Mazda 626 (5)

Fuel injection system components
4-cylinder models 1. Fuel filter (not visible) 2. Air filter housing 3. Fuel pressure regulator 4. Injectors 6-cylinder models 1. Throttle body 2. Fuel filter (not...

Technical specifications
Fuel pressure Ford Probe: – the ignition key is turned, the engine is not running 35 – 40 psi – the engine is running 30 – 45 psi Mazda: – the engine is running, the...

Relieving pressure in the fuel system
Caution! Observe all fire safety regulations when working with fuel system components. 1. Unscrew the fuel tank filler cap. 2. Remove the fuel pump relay from the...

Fuel pump and fuel pressure
A test kit for most fuel systems General check 1. Check that there is sufficient fuel in the fuel tank. 2. Check if the fuel pump is working. Turn on the ignition and...

Fuel lines and line connections
Before starting work, be sure to release the pressure in the fuel system. Fuel supply and return lines run from the fuel tank to the engine compartment and are clamped...

Fuel level meter sensor
Examination 1. Disconnect the negative battery cable. 2. Remove the fuel pump and fuel level gauge. 3. Connect an ohmmeter to the contacts and measure the resistance....

Fuel tank — removal, installation and repair
Removal and installation 1. Release the pressure in the fuel system. 2. Disconnect the negative battery cable. 3. Drain the fuel from the tank through the drain hole or...

Air filter housing — removal and installation
Removal 1. Disconnect the negative battery cable. 2. Remove the nuts securing the air intake pipe of the air filter. Disconnect the cold air hose and tube from the air...

Accelerator cable — replacement and adjustment
Replacement 1. Disconnect the negative battery cable. 2. Disconnect the cable from the throttle lever. 3. Disconnect the cable from the bracket. 4. Disconnect the cable...

Electronic fuel injection system
The pulse multi-point fuel injection system includes three subsystems: an air intake system (air filter, air intake ducts, air flow sensor, throttle body, idle air...

Throttle Body — removal and installation
Removal 1. Disconnect the negative battery cable. 2. Remove the air intake pipe connecting the throttle body to the air filter. 3. Disconnect the throttle position...

Fuel pressure regulator — removal and installation
Removal 1. Release the pressure in the system. 2. Disconnect the negative battery cable. 3. Disconnect the vacuum and fuel hoses from the regulator. 4. Unscrew the bolts...

Fuel line and injectors — removal and installation
Removal 1. Disconnect the negative battery cable. 2. Release the pressure in the fuel system. 3. Disconnect the wires from the injectors. 4. Disconnect the fuel return...

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More sections on repairs of other Mazda models
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• Power unit: Supply system Mazda 121 (3) (1996-2003)

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TEXTHTMLBB Code

Capella 5 (1991-1997)