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.
1998 Suzuki Swift AutomaticFACTORY OEM SERVICE PROCEDURE
Fuel Pressure Test (Esteem)
- Release fuel system pressure. See RELIEVING FUEL PRESSURE . Remove fuel inlet hose banjo bolt. Install fuel pressure adapter and gauge in banjo bolt hole. See Fig 1 .
- Verify battery voltage is 11 volts or greater. Turn ignition on to operate fuel pump for 3 seconds. Turn ignition off. Repeat 3-4 times, and check fuel pressure. See FUEL PUMP PERFORMANCE and REGULATED FUEL PRESSURE tables. Start engine and allow it to reach normal operating temperature. Measure fuel pressure at idle. Turn ignition off.
- If pressures are not within specification, check for faulty fuel pump, pressure regulator or restriction in fuel system. See CIRCUIT TEST B-3: FUEL PRESSURE INSPECTION under CIRCUIT TESTS. Repair as necessary. Release fuel pressure and remove fuel pressure gauge. Reinstall fuel inlet hose. Start engine. Ensure no fuel leaks are present.
Factory Service Tools
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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.
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