Question

P1186 code showing in my santafe vehicle have no pick rpm stopped at 3000 rpm.
I change my vehicle injector,high pressure pump,common rail with both sansor,monitoring valv but in my vehicle same problem.i clean my vehicle fuel tank and also change low pressure pump,change fuel filter.
All fuel pipes clearly check.
Kindly suggest me what should i do.

Answer 1

HI there

With all that you have done to this, you either have bad wiring or a problem with the ecm.

P1186 HYUNDAI - Fuel Pressure Monitoring-Minimum Pressure at Engine Speed Too Low

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