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

Switch Monitor: Description

WARNING: This page is about a different car, the 2003 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.

In this mode, when BCM detects the input signal from a switch in IVMS as shown below, the detection is indicated by the map lamp and step lamps with buzzer.

Fig 1: Identifying Input Signal Switch In IVMS

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.

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