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glenn
glenn, auto electrician
Category: Car
Satisfied Customers: 2311
Experience:  built ambulances/limousines/rebuilt motors/replaced brakes/installed electrical components
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Troubleshoot..Code 411: cannot control engine idle during low rpm test

Customer Question

I am getting a code 411 of of the koer test. I found a definition for the code, but how do I troubleshoot the problem. Code 411: cannot control engine idle during low rpm test. already replaced ect and iac.
Submitted: 9 years ago via ChiltonDIY.
Category: Car
Expert:  glenn replied 9 years ago.
Hello

I would go for replacement of the throttle positioning sensor
This will give you that code
Customer: replied 9 years ago.
Reply to glenn's Post: CHANGED TPS. NO DIFFERENCE. ANYTHING ELSE?
Expert:  glenn replied 9 years ago.

Hello

Map sensor

this detects the air flow and adjusts the throttle