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.
2008 Lexus ES 350FACTORY OEM SERVICE PROCEDURE
DTC Check / Clear
- CHECK DTC
- Connect Techstream to the DLC3.
- Turn the engine switch on (IG).
- Enter the following menu items: DIAGNOSIS / OBD/ MOBD / DTC INFO / CURRENT CODES.
- Read the DTC by following the prompts on the tester screen.
HINT:
Refer to Techstream operator's manual for further details.
- CLEAR DTC
- Connect Techstream to the DLC3.
- Turn the engine switch on (IG).
- Enter the following menu items: DIAGNOSIS / OBD/ MOBD / DTC INFO / CLEAR CODES.
- Erase the DTC by following the directions on the tester screen.
HINT:
Refer to Techstream operator's manual for further details.
Factory Service Tools
Use the Manual With the Right Hardware
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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.