LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2019 >> Fiesta ST Line, Standard Trans >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> HVAC DTCS >> Vehicles With: Electronic Manual Temperature Control (EMTC) >> IPC
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Vehicles With: Electronic Manual Temperature Control (EMTC): IPC

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. For information about these practices, REFER to: Diagnostic Methods .

DTC Description Action
B101E:01 Air Conditioning Mode Switch: General Electrical Failure PLACE the HVAC selector in the OFF position, CLEAR the Diagnostic Trouble Codes (DTCs) and REPEAT the self-test. If the DTC does not return, IGNORE the DTC and CONTINUE diagnosing other Diagnostic Trouble Codes (DTCs) or symptoms.
If the DTC returns and HVAC DTC 5-2 is also set  , GO to Pinpoint Test L
If the DTC returns and HVAC DTC 5-2 is not also set  , Refer to IPC GUIDED ROUTINE TESTING .
B1B71:11 Evaporator Temperature Sensor: Circuit Short To Ground GO to Pinpoint Test P
B1B71:13 Evaporator Temperature Sensor: Circuit Open GO to Pinpoint Test P
IPC Diagnostic Trouble Codes (DTCs) IPC Diagnostic Trouble Codes (DTCs) not listed in this chart REFER to: Instrumentation, Message Center and Warning Chimes .