Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2002 Lexus IS 300 Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Without Hand-Held Sensor
- Turn ignition switch off.
- Using special tool (09843-18040), jumper between terminals Tc and CG of (DLC3). See Figure.
- Start engine and check that ABS warning light flashes. If ABS warning light does not flash, inspect ABS warning light circuit. See TEST B: ABS WARNING LIGHT CIRCUIT under SYMPTOM TESTING.
- If the light flashes, drive vehicle straight forward and at speed of 28 mph or more for several seconds.
- Stop vehicle. Read the number of flashes of ABS warning light. See Figure. If any DTCs are retrieved, perform appropriate test. See DIAGNOSTIC TROUBLE CODE DEFINITIONS .
- If every sensor is normal, normal code is output.
- If 2 or more malfunctions are indicated at the same time, the lowest numbered code will be displayed.
- Turn ignition switch off and remove special tool from (DLC3).
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:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.