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.

2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

Inspection Procedure

WARNING: This page is about a different car, the 2005 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.

Turn ignition switch OFF.
Connect GST to data link connector, which is located under LH dash panel near the hood opener handle.

Fig 1: Identifying Data Link Connector
Courtesy of NISSAN MOTOR CO., U.S.A.
Turn ignition switch ON.
Enter the program according to instruction on the screen or in the operation manual.
(*: Regarding GST screens in this article, sample screens are shown.)

Fig 2: Identifying Generic Scan Tool (GST) Function Display Screen (1 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.
Perform each diagnostic mode according to each service procedure.
For further information, see the GST Operation Manual of the tool maker .

Fig 3: Identifying Generic Scan Tool (GST) Function Display Screen (2 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.

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.