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
With GST
WARNING: This page is about a different car, the 2005 Nissan 350Z. However, it is still accessible from the selected car via links, so may be relevant.
- Turn ignition switch ON.
- Check voltage between ECM terminal 102 (PNP switch signal) and ground under the following conditions.VOLTAGE CONDITION SPECIFICATION
Condition (Shift lever) Voltage V (Known good data) P or N position (A/T) Neutral position (M/T) Approx. 0 Except above position BATTERY VOLTAGE (11 - 14V) - If NG, go to "DIAGNOSTIC PROCEDURE ".
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.