1997 Lexus ES 300FACTORY OEM SERVICE PROCEDURE

Test 24: Abs Warning Light Problem

Check GAUGE fuse. Replace as needed. Disconnect connector "D". Turn ignition on. Check voltage at connector "D" terminal No. 3. If voltage does not exist, repair open circuit between GAUGE fuse and connector "D" terminal No. 3. Ground connector "D" terminal No. 7. Turn ignition on. If ABS warning light illuminates, check wiring between instrument panel and ABS ECU. If wiring is okay, replace ABS ECU. If engine warning light does not illuminate, check light bulb. Replace as needed. If bulb is okay, install a known good circuit plate and retest. If light still does not illuminate, replace instrument panel computer and retest.

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.