1997 Suzuki Swift AutomaticFACTORY OEM SERVICE PROCEDURE

Warning Controller

Fig 1: Testing Warning Controller
G93H01989Courtesy of SUZUKI OF AMERICA CORP.
  1. Disconnect warning controller harness connector. Connect negative battery voltage to terminals No. 1 and 7 of warning controller. Connect positive battery voltage to terminals No. 4 and 5 of warning controller. SeeFig 1 . If buzzer sounds for 4-8 seconds, go to next step. If buzzer does not sound for 4-8 seconds, replace warning controller.
  2. Connect positive battery voltage to terminal No. 4 of warning controller. Connect negative battery voltage to terminals No. 6 and 7. If buzzer sound constantly, go to next step. If buzzer does not sound constantly, replace warning controller.
  3. Connect positive battery voltage to terminals No. 2 and 5 of warning controller. Connect negative battery voltage to terminal No. 7 then remove connection from terminal No. 5. If buzzer sounds constantly, controller is operating properly at this time. If buzzer does not sound constantly, replace warning controller.
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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