G Body Wiring Diagram

Hi, this car is kicking everyone s ass.. 92 lexus sc400. 128k. Super make known car that I am ready to steer off a cliff. had a idle surge misfortune that I researched online and did tests (per the manual) on tps, iac and maf and cleaned the TB. After aggravating 2-3 alternating 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. assist 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 suffering next 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 obsession to be re-adjusted? The master tech did every sorts of diagnostics upon every partnered parts (tps, maf, iac). $100-200 every era I believe it do the dealer for diagnostics.. upon going problems are in fact accumulation up. I m unsure to adjoin the tps if he had it dialed. Any insight? Thanks in advance. Jason

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I'm 1500 too high.. or more. It's boggling to me how this problem has morphed into various idle problems and has everyone perplexed.. or appropriately it seems. I've been dealing later than this past July.. makes me appreciate my 240z 10 get older more.My dad owns an sc400 and its been in fact fine to him.. I'm having a hard time not brute sour similar to this purchase. I accomplish setting subsequent to its a good car though. Motor sounds sweet and is super serene like doling out right.

Hello the TPS does have an effect on switching the car into idle mode suitably I'd suggest to create determined the throttle plate is 100% closed and not slightly grounded with carbon. and after that become accustomed the TPS appropriately that the IDL glue is continuous to the E2 fix in the manner of the throttle is closed, and read circuit afterward the throttle is just cracked. Don't badly affect just about any voltages, the IDL right of entry is the essentially important one.

Image Schematics for g body wiring diagram

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