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Home/DTC Codes/Lincoln/MKX/2016-2018 3.7L V6/P0116
P0116

ECT Sensor 1 Circuit Range/Performance

2016-2018 Lincoln MKX 3.7L V6

Moderate SeverityPowertrainGeneric (SAE)

Description

The ECT sensor reading is not changing appropriately as the engine warms up.

Symptoms

  • Check Engine Light
  • Poor fuel economy
  • Overheating concern
  • Fan issues

Common Causes

  • Stuck thermostat
  • Faulty ECT sensor
  • Air pocket in cooling system
  • Low coolant

Diagnostic Steps

  1. Monitor ECT warmup curve
  2. Test thermostat
  3. Check for air in system
  4. Test sensor

Repair Notes

Replace thermostat or ECT sensor. Bleed cooling system.

Related Codes

P0115Engine Coolant Temperature (ECT) Sensor 1 CircuitP0117ECT Sensor 1 Circuit Low InputP0128Coolant Thermostat Below Regulating Temperature

Other Powertrain Codes

P0116 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 Aviator Grand Touring

2020-2024 3.0L Twin Turbo V6 PHEV

Lincoln Aviator Grand Touring

2020-2024 3.0L Twin-Turbo V6 Hybrid

Lincoln Aviator Grand Touring

2020-2024 3.0L V6 Twin Turbo Hybrid

Lincoln Blackwood

2002-2002 5.4L V8

Common Questions

What does code P0116 mean on a 2016-2018 Lincoln MKX?

P0116 stands for "ECT Sensor 1 Circuit Range/Performance". The ECT sensor reading is not changing appropriately as the engine warms up.

What are the symptoms of P0116 on a Lincoln MKX?

Common symptoms of P0116 include: Check Engine Light, Poor fuel economy, Overheating concern, Fan issues.

What causes P0116 on a 2016-2018 Lincoln MKX?

Common causes of P0116 include: Stuck thermostat, Faulty ECT sensor, Air pocket in cooling system, Low coolant.

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