Mazda unstable idle after cleaning throttle

Posted by kobd2 kobd2
An assembly of imported engines Hainan Mazda sedan. Motor vehicle clear car diagnostic tool throttle just after idling higher, in 1200r/min get down.

Pick-up: Take out the battery line to very clear the original value of mastering idle returned to normal after the re-fitted. But driving a few days once the emergence car key programmerof lower idle speed, cleanse throttle again, and take away the idle speed motor, this motor vehicle idling motor rotary valve, cleaning the valve is closed, most likely on account of this explanation isn't cleaned cleanse idling motor is then taken out through the throttle, and plug inside the idling motor plug, switch the ignition switch, if the valve is open up, refitted and re-cleaning agent valve, commissioning, usual idle.

After numerous days of driving this auto again to restore the failure right now is definitely the idle pace is too reduced, cold high idle, minimal idle soon after very hot auto, obd2 code readerbarely able to are living motor vehicle. Fault code browse because of the decoder, display screen "system normal". Watch the data stream, the information movement is not really extremely accurate, no reference worth.Immediately after inspection, identified that this car or truck is supplied with exhaust fuel recirculation system suspect this machine hairpin, go into the exhaust gas to the intake manifold in the idle condition, caused by idling way too reduced phenomenon.

<p>Then remove the valve checked and located that in truth, such as analysis, this valve is taken off, then the mileage correction toolotor part of the seat part independent, immediate hand force acting spool, certainly hairpin indications, cleansing and thread loose agent lubricated, can be easily pressed, mounted retest the vehicle, the motor idle velocity back again to usual.