LEMON Manuals: Even more car manuals for everyone
Home >> Ford >> 2022 >> Transit Connect Titanium, Gas/Ethanol >> Repair and Diagnosis >> External Pages >> Different car >> Section 747 (Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid) - DTC P0001 - P0232) >> DTC P0055 - HO2S Heater Resistance (Bank 1 Sensor 3)

DTC P0055 - HO2S Heater Resistance (Bank 1 Sensor 3)

WARNING: This page does not describe the selected car, but rather 24 other vehicles, including the 2019 Lincoln Navigator, 2019 Lincoln Nautilus, 2019 Lincoln MKZ, 2019 Lincoln MKT, and 2019 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.
DTC DESCRIPTION P0055 - HO2S HEATER RESISTANCE (BANK 1 SENSOR 3)

Description:  This DTC sets when the heater current requirements are too low or too high in the HTR13 circuit.
Possible Causes: 
  • VPWR circuit open
  • HTR13 circuit open
  • HTR13 circuit short
  • Damaged HO2S13 heater
Diagnostic Aids:  Inspect the connectors for signs of damage, water intrusion or corrosion.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST DW .