1991 Lexus LS 400 "91 ls400 check engine" Questions

...91 LS400 ERRATIC IDLING 91 LS400 in tip top condition until two days ago. Drove fine to work but at the end of the day starts to idle very erratic, from 150 RPM upto 1500ish and then stalls. Will not ...

91 Lexus Ls400 car starts up then shut off replace some fuses but still will not run. I put the battery in wrong so I blow some fuses but the car still not running. There are 1 or 2 large fuses in the

91 ls400 over heatin I have changed everything you might have a bad head gasket or a cracked head.especiallly if you are loosing coolant and its not on the ground. or possibly your hoses are sucking ...

91 lexus ls400 and its overheating. the only problem i can find is both electric fans dont kick on (i can wire them to a relay to bypass the factory wiring). i took the hoses off the engine and filled

91 lexus ls400 and is it safe to get a rebuilt or used one to save money? While your car is running, measure the voltage at your battery terminals. If the alternator is wotking, it should measure over

91 Lexus ls 400 , does it have a fuel cut off switch? We're is it located THERE IS NO CUT OF SWITCH IN YOUR LS400,IT COMBINE WITH FUEL RELAY AND FUSE,CHECK IT IN THE ENGINE COMPARTMENT LEFT SIDE..READ