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Problems for specific Lexus GS300 years:

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Most reported 2003 Lexus GS300 problems

 

Verified for the Lexus GS300

The Check Engine Light may illuminate due to an O2 sensor heater fault. Most commonly the affected O2 sensor will need to be replaced to correct this concern.

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Verified for the Lexus GS300

The Check Engine Light may illuminate due to an EVAP system fault. These faults are commonly EVAP canister or gas cap related. Our technicians recommend diagnosing the stored fault codes before replacing any components.

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