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
Section 752 (Remote Keyless Entry System)
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.
- Remote Keyless Entry System
- Component Parts and Harness Connector Location
- System Description
- Schematic
- Wiring Diagram - KEYLESS
- Terminal and Reference Value for BCM
- Terminal and Reference Value for Driver Door Control Unit (LCU01)
- Terminal and Reference Value for Passenger And Rear LH, RH Door Control Unit
- Work Flow
- Preliminary Check
- CONSULT-II Function
- On Board Diagnosis
- Trouble Diagnosis Chart by Symptom
- Check Electronic Key
- Check ACC Power
- Check Key Switch
- Check Door Switch
- Check Trunk Lid Opener Cancel Switch
- Check Trunk Lid Opener Actuator
- Check Trunk Open Signal
- Check Security Horn Operation
- Check Hazard Reminder Operation
- Check Remote Keyless Entry Receiver
- Check Door Lock and Unlock Switch
- Check Hazard Function
- Check Headlamp Function
- Check Power Window Function
- Check Map Lamp Function
- Electronic Key Battery Replacement
- ID Code Entry Procedure
- Removal and Installation of Remote Keyless Entry Receiver
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.