20 Most Recent 1999 Lexus Gs 400 Questions & Answers

Reversed battery do you mean ... if so, dig deep into your savings and call Lexus/Toyota service.

Check the connectors and wiring. check to see if you have 12DVC to fuel pump connector when staring

"VSC" stands for "Vehicle Stability Control" the button turns off this safety related feature. I strongly suggest you buy an owner's manual.

Try adding brake fluid to the reservoir that should put the light to rest if not when have you had the brakes serviced last, if you start to hear a metal rubbing noise waste no time to get the brakes serviced chances are you need pads or shoes.. Every 25,000 to 30,000 miles should have them inspected other wise you risk rotor or drum damage if the pads or shoes wear down too far.. hope this helps..

Your throttle position sensor might be stuck on the wide open throttle setting!

Do you have any check engine codes? Is the check engine light on?

It might not be if the TPS is still in the normal range...but is just sticking open.

You would need to fix the problem, then have the computer re-scanned to erase the codes.

Code P1349 VVI Malfunction Bank 1. Bank 1 the difficult side where the intake body is.

This could be from a slight misfire from poor air. Ensure that the gas cap is on fully and not airtrapped.

You have a system fault or malfunction thatneed to be diagnosed in the VSC functionor that part off the system a code may point you toOnly a trained tech will have an answer to why something isn't working & only after the problem is foundYou won't know what to ask & they won't tell you if yougo to a dealer. A repair shop may work more closelywith you if your in need of knowing alot & I would suggestyou always be part of the solution & educate your self orelse do your vehicle repairs

get new batteries.

short somewhere in wirering to light system....

if fuse keeps blowing this would indicate a short in the wirers somewhere running to the lights.....