P1702: TRS Circuit Intermittent Malfunction

HighPowertrainEngine/Powertrain

What does P1702 mean?

P1702 is a diagnostic trouble code indicating "TRS Circuit Intermittent Malfunction". A component in the engine/powertrain has been flagged as malfunctioning by the vehicle's ECU. This requires diagnosis to determine whether the part itself has failed or if there is a related wiring or control issue.

Common causes

  • Faulty engine/powertrain 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?

This is a significant issue that should be diagnosed and repaired soon. Avoid long trips or heavy driving until the problem is resolved. Continued driving may cause additional damage.

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Code P1702 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

P1701Reverse Engagement Error
P1704Digital TRS Failed to Transition States in KOEO / KOER
P1705Not in P or N During KOEO / KOER
P1706High Vehicle Speed Observed in Park