2003 Nissan-Datsun Sentra SE-R, StandardFACTORY OEM SERVICE PROCEDURE

Power Door Lock Operation

Smart entrance control unit receives a LOCK signal from keyfob. Smart entrance control unit locks all doors with input of LOCK signal from keyfob.

When an UNLOCK signal is sent from keyfob once, driver door will be unlocked.

Then, if an UNLOCK signal is sent from keyfob again within 5 seconds, all other doors will be unlocked.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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