1987 Mazda 626 BaseFACTORY OEM SERVICE PROCEDURE

System Function Test

Actuator on turbocharged models cannot be checked using ACC Tester (49 9200 010). SeeFig 1 . Turbocharged models can be tested with an ohmmeter only. When checking actuator on models with automatic transmission, the checker must be modified by cutting lead wire at terminal No. 6 on ACC checker connector. SeeFig 2 . The main switch, actuator-VAC, actuator-VENT 2, actuator-VENT 1, clutch/brake switch, combination/inhibitor switch (automatic transaxle models), and generator are verified by check lights on tester.

Fig 1: Cruise Control Tester (49 9200 010) During tests, generator light may be on or off.
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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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