Thread: Idle air flow
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Old 10-20-2018, 10:53 AM   #12
Working_ZS   Working_ZS is offline
 
Join Date: Aug 2016
Posts: 365
Quote:
Originally Posted by artur94 View Post
Bellow photos of PCHUD
Photo 1. Cold engine after night
Photo 2. Hot engine
Photo 3. After ride
Photo 4. After ride- When cooling fans switch ON and idle speed is dropping down



Any suggestions???
Thanks
I am not seeing anything in the PCHUD data that indicates a problem with the engine or ECU other than low engine RPM and low voltage (12.3V) when the cooling fans switch on. Off hand, I suspect a problem with the voltage regulator, stator or possibly the cooling fans. Something is putting a tremendous load on the electrical system and it is killing the engine at idle in the process. You might want to check out the wiring in the cooling fan circuit for shorts and high resistance. Also, check the resistance of the cooling fan motors.


 
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