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 MANUALSMAZDA20133 MAZDASPEED, 2.3L ENG VIN 3REPAIR AND DIAGNOSISENGINE PERFORMANCEFUEL DELIVERY SYSTEM (MZR 2.3 DISI TURBO)FUEL INJECTOR REMOVAL/INSTALLATIONHIGH PRESSURE LINE PIPE REMOVAL NOTE
2013 Mazda 3 Mazdaspeed, 2.3L Eng VIN 3
High Pressure Line Pipe Removal Note
2013 Mazda 3 Mazdaspeed, 2.3L Eng VIN 3SECTION High Pressure Line Pipe Removal Note
- Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .)
- Disconnect the high pressure line pipe of the high pressure fuel pump. (See HIGH PRESSURE FUEL PUMP REMOVAL/INSTALLATION .)
- Fix the joint nut with a wrench on the high pressure fuel pump side as shown in the figure.
- Loosen the high pressure line pipe installation nut.
- Remove the high pressure line pipe.
RENDER: 1.0x
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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.