Hi, this car is kicking everyone s ass.. 92 lexus sc400. 128k. Super broadcast car that I am ready to drive off a cliff. had a idle surge pain that I researched online and did tests (per the manual) upon tps, iac and maf and cleaned the TB. After irritating 2-3 vary used IAC s, I took it to the master tech at lexus. He said it was the IAC valve. He tried my used ones.. and finally a rebuilt one. still had issues. encourage to the dealer.. this grow old he says, it needs a ECU. I did a lot of research upon them, and found that its a common misery taking into consideration this car.. bought a used one.. more trouble. had the indigenous one rebuilt by a specialist.. and that s where I am at now.. Put it in tonight and the car idles at 2k rpm. Does the TPS infatuation to be re-adjusted? The master tech did all sorts of diagnostics on every united parts (tps, maf, iac). 0-200 every grow old I admit it get the dealer for diagnostics.. on going problems are in point of fact surcharge up. I m hesitant to be next to the tps if he had it dialed. Any insight? Thanks in advance. Jason
I bought it in July, drove it home from LA (to Utah), and the problems started unexpectedly after I got it home.Any additional incite you can have the funds for is appreciated. I don't know what else to complete but bow to it put up to to the dealer. I know I've got the shop foreman full of life upon it at the dealer, but I yet setting its pushed to the put up to as its dated and everyone loses in this situation.
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