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Home >> Ford >> 2018 >> Focus RS >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Electronic Engine Controls - 2.3L ECOBOOST (257KW/350PS) - Mi4 >> Diagnosis And Testing >> Electronic Engine Controls >> Pinpoint Tests >> Pinpoint Test H : P086E >> Notes
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Pinpoint Test H : P086E: Notes

Refer to ELECTRONIC ENGINE CONTROLS - 2.3L for schematic and connector information.

Normal Operation and Fault Conditions 

The gear neutral position sensor provides an input to the PCM. The PCM uses this input when controlling the auto-start-stop system. For more information on the auto-start-stop system refer to the owner's literature and REFER to: Starting System - System Operation and Component Description .

Diagnostic Trouble Code (DTC) Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
P086E Neutral Position Sensor "A" Circuit Intermittent/Erratic Sets in the PCM when the gear neutral position sensor "A" intermittently indicates a different gear than gear neutral position sensor "B".

Possible Sources 

Visual Inspection and Diagnostic Pre-checks