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.
1990 Nissan-Datsun Sentra BaseFACTORY OEM SERVICE PROCEDURE
Engine/VIN Id: Identification
1990 MODEL COVERAGE (1)
| MODEL | BODY | ENGINE | ID | FUEL/IGN. (2) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Axxess | M | 2.4L (KA24E) | H | SFI | ||||||||
| Maxima | J | 3.0L V6 (VG30E) | H | SFI | ||||||||
| Pathfinder & Pickup | D | 2.4L (KA24E) | S | SFI | ||||||||
| Pathfinder & Pickup | D | 3.0L V6 (VG30E) | H | SFI | ||||||||
| Pulsa NX | N | 1.6L (GA16i) | G | TBI | ||||||||
| Sentra | B | 1.6L (GA16i) | G | TBI | ||||||||
| Stanza | U | 2.4L (KA24E) | F | SFI | ||||||||
| Van | C | 2.4L (Z24i) | S | TBI | ||||||||
| 240SX | S | 2.4L (KA24E) (3) | H | SFI | ||||||||
| 300ZX | Z (4) | 3.0L V6 (VG30DE) | R | SFI | ||||||||
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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.