P084F

2017-10-10

Description:

  • Issue detected in the input signal from the park or neutral gear

Possible Symptoms:

  • Drop in fuel economy

  • Potential for future engine damage

  • Vehicle may shift roughly

  • The vehicle will not start, or may lose power and stall, if the fuel gets too hot and boils off

Possible Causes:

  • Misadjusted transfer case range sensor

  • Faulty or damaged transfer case range sensor

  • Damaged, open, shorted, or corroded electrical wiring

  • Corrosion in sensor connector

  • Damaged or faulty drive switch

Related Parts:

  • Park Gear:

Possible Solutions:

  • Visually inspect all wiring and connectors for signs of damage or corrosion

  • Ensure the traction control module is inactive on the network, and check if any other modules are also inactive

  • If multiple modules are offline, the error is related to the CAN bus

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