P07B7

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:

  • Neutral Switch: The neutral safety switch is a safety feature in automobiles with automatic transmissions. It prevents the car from starting if it is in gear. Problems with this switch will cause difficulty in shifting gears from neutral position

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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