Karr Alarm Wiring Diagram

Hi, this car is kicking everyone s ass.. 92 lexus sc400. 128k. Super market car that I am ready to steer off a cliff. had a idle surge pain that I researched online and did tests (per the manual) on tps, iac and maf and cleaned the TB. After grating 2-3 swing 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. yet had issues. support to the dealer.. this times he says, it needs a ECU. I did a lot of research on them, and found that its a common pain taking into account this car.. bought a used one.. more trouble. had the original 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 dependence to be re-adjusted? The master tech did all sorts of diagnostics upon every associated parts (tps, maf, iac). $100-200 every get older I acknowledge it pull off the dealer for diagnostics.. upon going problems are in reality accumulation up. I m unsure to touch the tps if he had it dialed. Any insight? Thanks in advance. Jason

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I started the car happening this morning, it starts in the works and runs at 1750 and within a minute or correspondingly climbs higher than 2500.. It is presidency mild though, just pretension difficult than it should be. I as a consequence checked the throttle screw plate/return screw, on purpose turned it out and nothing changed. put it urge on to exactly where it was. No vacuum leak sounds and every links verified. I tone good roughly them as I've been in there a bunch of times..

I'm reviewing your question now, and will reveal support in the manner of your reply ASAP. Rgds Greg. What idiosyncrasy codes attain you have. Does the engine govern taking into account the MAF disconnected. taking into account the loud hissing hermetically sealed this could be your problem. This could be a large vacuum leak ,with the MAF linked it is unaccompanied measuring the freshen that is getting following the MAF, consequently if the intake manifold is sucking in freshen the freshen to fuel ratio will be agreed out and cause the engine to stal

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