U1736: SCP (J1850) Lack of Acknowledgment for Telltales

MediumNetwork/CommunicationNetwork Communication

What does U1736 mean?

U1736 is a diagnostic trouble code indicating "SCP (J1850) Lack of Acknowledgment for Telltales". This code relates to your vehicle's network communication and should be diagnosed to determine the root cause. The severity level helps indicate how urgently this should be addressed.

Common causes

  • Faulty network communication 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 U1736 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

U1750SCP (J1850) Lack of Acknowledgment for Audible Warnings
U1794SCP (J1850) Lack of Acknowledgment for Mirrors
U1797SCP (J1850) Lack of Acknowledgment for Door Locks
U1798SCP (J1850) Lack of Acknowledgment for External Access (Doors)