Check Engine Light Due to EVAP System Fault on 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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Average mileage: 126,729 (27,600–211,330)
6 model years affected: 1998, 1999, 2000, 2001, more2003, 2006
23 people reported this problem
11 people shared problem details
1999 Lexus GS300126,000
check engine light came on around 100K miles and OBD2 indicates it is related to evap charcoal canister. At 126K miles still no solution. Car runs perfect. Learned to live with CEL on :(
2006 Lexus GS300133,000
Check Engine light and VSC magically came on one night. I checked and made sure the gas cap was sealed tight. The light disappeared after about a week. NOTHING WRONG
VSC and Check Engine light are on
2003 Lexus GS300126,970
vsc engine lite on and vsc off
2001 Lexus GS300166,500
first i had p0440, got it fix. 150 miles later this code p0441.
2000 Lexus GS300189,000
The battery light went on in the car then they car shut off and then it would not start
1999 Lexus GS300150,000
Check engine light, code p0446, new gas cap did not fix, changing the vsv next. The whole canister is expensive.
1998 Lexus GS300130,000
Lost of power windows shifting into gear power lock half the electronic system works
2000 Lexus GS300135,000
I am a woman without much mechanical experience. The engine check light is showing up "evaporation system" on the general fielding machine at the muffler place. I would like to know what the problem most likely is due to on this model car.
2003 Lexus GS30065,000
Check engine light, VSC, trouble codes point to evap
2006 Lexus GS300104,000
evap code engine slidge
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