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 MANUALSSUZUKI1990SWIFT GL, 2D HATCHBACK, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEREMOVE, OVERHAUL & INSTALLENGINE CONTROLS - REMOVE/INSTALL/OVERHAULTHROTTLE BODY (TBI) R & I (EXCEPT SWIFT DOHC)INSTALLATION (SAMURAI, SIDEKICK & SWIFT SOHC)
1990 Suzuki Swift GL, 2D Hatchback, Standard
Installation (Samurai, Sidekick & Swift SOHC)
1990 Suzuki Swift GL, 2D Hatchback, StandardSECTION Installation (Samurai, Sidekick & Swift SOHC)
- On Sidekick, install PTC heater. On all models, install new throttle body base gasket on intake manifold. Install throttle body. Torque throttle body mounting bolts to 13-20 ft. lbs. (18-27 N.m).
- Connect fuel feed pipe with new "O" ring. Torque fuel feed pipe bolts to 71-106 INCH lbs. (8.0-11.9 N.m). Connect fuel return line to fuel pressure regulator (Samurai and Sidekick).
- To complete installation, reverse removal procedure. Refill cooling system. Connect negative battery cable. Check for fuel leaks. On Samurai and Sidekick, with fuel pump relay connected, install a jumper wire between fuel pump relay Pink/Black and Black/White wires. Fuel pump relay is located on right kick panel, above ECM. See Figure .
- On Sidekick, with control relay connected, install a jumper wire between control relay Pink/Black and Black/White wires. Control relay is located on left kick panel. See Figure .
- On Swift (SOHC), with fuel pump relay connected, install a jumper wire between fuel pump relay Pink and White/Blue wires. Fuel pump relay is located in main fuse box, near battery. See Figure . 6) On all models, turn ignition on, engine off. This will activate fuel pump. Adjust accelerator cable, A/T kickdown cable (if equipped), throttle position sensor (Samurai and Sidekick) and throttle switch (Swift SOHC M/T). See ADJUSTMENTS article.
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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.