Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMAZDA1995626 L4-1991CC 2.0L DOHCREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSDESCRIPTION AND OPERATIONSUB-SYSTEM DESCRIPTIONSAUTOMATIC TRANS.PRESSURE REGULATOR CONTROL SYSTEM
1995 Mazda 626 L4-1991cc 2.0L DOHC
Pressure Regulator Control System
1995 Mazda 626 L4-1991cc 2.0L DOHCSECTION Pressure Regulator Control System
PURPOSE
To prevent vapor lock of the fuel during hot restart idle vacuum to the pressure regulator is momentarily cut and the fuel injection pressure is increased to slightly more than 284 kPa (41.2 psi).
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.