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Home/DTC Codes/Lincoln/MKX/2016-2018 3.7L V6/P2200
P2200

NOx Sensor Circuit Bank 1

2016-2018 Lincoln MKX 3.7L V6

High SeverityPowertrainGeneric (SAE)

Description

Malfunction in the NOx sensor circuit on bank 1. Sensor may not be providing accurate readings.

Symptoms

  • Check engine light
  • Failed emissions
  • SCR system may deactivate

Common Causes

  • Failed NOx sensor
  • Wiring damage
  • Connector corrosion
  • ECM fault

Diagnostic Steps

  1. Check NOx sensor connector
  2. Measure heater circuit
  3. Monitor sensor output with scan tool

Repair Notes

Replace NOx sensor bank 1. Verify wiring integrity first.

Related Codes

P2201NOx Sensor Circuit Range/Performance Bank 1P2202NOx Sensor Circuit Low Bank 1

Other Powertrain Codes

P2200 on Other Vehicles

Lincoln Aviator

2003-2005 4.6L V8

Lincoln Aviator

2003-2005 4.6L V8 DOHC

Lincoln Aviator

2020-2024 3.0L Twin-Turbo V6

Lincoln Aviator

2020-2024 3.0L V6 Twin Turbo

Lincoln Blackwood

2002-2002 5.4L V8

Lincoln Continental

1995-2002 4.6L V8

Lincoln Continental

1995-2002 4.6L V8 DOHC

Lincoln Continental

2017-2020 2.7L EcoBoost V6

Common Questions

What does code P2200 mean on a 2016-2018 Lincoln MKX?

P2200 stands for "NOx Sensor Circuit Bank 1". Malfunction in the NOx sensor circuit on bank 1. Sensor may not be providing accurate readings.

What are the symptoms of P2200 on a Lincoln MKX?

Common symptoms of P2200 include: Check engine light, Failed emissions, SCR system may deactivate.

What causes P2200 on a 2016-2018 Lincoln MKX?

Common causes of P2200 include: Failed NOx sensor, Wiring damage, Connector corrosion, ECM fault.

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