LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lincoln >> 2017 >> Navigator L Select, RWD >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control System - General Information And Diagnostics >> Diagnosis And Testing >> Climate Control System >> Pinpoint Tests >> Pinpoint Test P : P193E >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Pinpoint Test P : P193E: Notes

Refer to Manual Climate Control System , for schematic and connector information.

Refer to Automatic Climate Control System , for schematic and connector information.

Normal Operation and Fault Conditions 

An internal failure of the PCM, BCM or HVAC control module; or a failure in the hardwired A/C request circuit or the HS-CAN causes the PCM to set a DTC.

DTC Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
P193E A/C Clutch Request Signal This DTC sets when the PCM does not receive the A/C enable request from the BCM.

Possible Sources 

scientia non olet · About LEMON Manuals