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Understood,In these days i tested fuel pressure (Stuck on 2.7 Bar), regulate the tps sensor and i retarded the ignition timing, The car runs better, but i have always a big hesitation at low rpm when the engine is hot, and tonight the car had a very unstable idle, it jumped to 1500 rpm to 500 rmp a lot.The isc valve since i start the first time this engine is unbeliveble noisy, it's seems to have a guy hidden in the engine bay, that fires a machine-gun all time, I don't know if is normal, and i am not sure if this component can causing strumble or hesitation if is malfunctionig.This saturday i will try to dismount completely the tbi and all compoents to see if i can find something wrong....I tried to replace all tbi gaskets still doesn't working.... It remains the ECU and the injector.....
Quote from: LOE92 on December 15, 2016, 05:01:52 PMUnderstood,In these days i tested fuel pressure (Stuck on 2.7 Bar), regulate the tps sensor and i retarded the ignition timing, The car runs better, but i have always a big hesitation at low rpm when the engine is hot, and tonight the car had a very unstable idle, it jumped to 1500 rpm to 500 rmp a lot.The isc valve since i start the first time this engine is unbeliveble noisy, it's seems to have a guy hidden in the engine bay, that fires a machine-gun all time, I don't know if is normal, and i am not sure if this component can causing strumble or hesitation if is malfunctionig.This saturday i will try to dismount completely the tbi and all compoents to see if i can find something wrong....I tried to replace all tbi gaskets still doesn't working.... It remains the ECU and the injector.....It is tough following both of your threads, because your problem is the motor swap which created both issues and they effect each other.When I had the 8V in my tracker, it developed a very noisy solenoid and had idle issues. Not having another solenoid at the time I disconnected it to see if how it ran w/o the machine gun. It ran fine and was still disconnected when I sold motor & ECU. You might try disconnecting it.
I had to slightly advance the timing on my 1996 1.6L due to a hesitation about 2500 rpms. It only happened with the JDM motor, the stock one never behaved like that.
What you mean with JDM motor? Did you change the engine?
Loe92, Hope you post any additional work or replacements done on this vehicle.Thanks for working out this problem on forum.Richard