P0818: Driveline Disconnect Switch Input Circuit

MediumPowertrainTransmission

What does P0818 mean?

P0818 is a diagnostic trouble code indicating "Driveline Disconnect Switch Input Circuit". This code relates to your vehicle's transmission and should be diagnosed to determine the root cause. The severity level helps indicate how urgently this should be addressed.

Common causes

  • Faulty transmission component
  • Wiring or connector issue in the related circuit
  • Failed sensor providing incorrect readings
  • Software/calibration issue requiring ECU update
  • Related component causing secondary fault

What should you do?

Schedule a diagnostic appointment at your earliest convenience. The vehicle is generally safe to drive short distances, but the underlying issue should be addressed to prevent it from worsening.

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Code P0818 can mean different things depending on your vehicle. TorqueBot gives you a diagnosis specific to your make, model, and year.

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Related codes

P0819Up and Down Shift Switch to Transmission Range Correlation
P0816Downshift Switch Circuit
P0820Gear Lever X - Y Position Sensor Circuit
P0815Upshift Switch Circuit