New key fail

Asked by Oct 24, 2016 at 04:40 PM about the 2002 Lexus ES 300 FWD

Question type: Maintenance & Repair

I lost my keys at work.. called my insurance..
long story short.. he made me a new key.. but
now my car only runs if I keep giving it gas.. if I
let off the gas it shuts down.. radio n everything
else stays on.. I'm confused because gateway
told me my car was in good condition.. battery..
alternator.. motor.. does anyone know what my
problem could be? Thanks.

1 Answer

83,265

You probably have a security system problem. If your old key had a chip, the new one may not be fully compatible which means you probably will have to take the car to a Lexus dealer along with proof of ownership.

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