1987 Nissan-Datsun Sentra BaseFACTORY OEM SERVICE PROCEDURE

Feedback Carburetor System: Testing: Notes

CAUTION: Ensure that ignition switch is in the "OFF" position whenever disconnecting any electrical connectors. Be extremely careful not to bend or break 10-pin or 20-pin connectors or pins during testing. Do not touch circuit tester probe to any unnecessary pins during testing or damage may result. After securely reconnecting harness connectors, ensure system performance by retesting system.
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:

  • 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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