Having problems with your 1992 Lexus Sc 300 ?

I have a 1992 lexus sc300 that start up fine and run fine but when you turn off. 2 to 3 min. later.when you turn on, it would start and die. start and die. wait about 3min or so it would start up and run fine like nothing happen. *the mass air flow sensor is replace,the spark plug,the distributor,both O2 sensor,the battery,the water pump,the timing belt,the throttle body. All been replace. tested coil and alternator and the are fine. Also when testing for smoke check, it didn't pass,running too

Posted / edited by AnonymousUser on : 18-02-2019

Answers :

Yes mine is doing the same , and it is the main relay, my sisters honda did the same thing and it was the main relay!
Your main relay is messed up. common problem
Repair Help & Product Troubleshooting for 1992 Lexus Sc 300

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