B2518: Compressor Overtemp Fault

CriticalBodyBody Electronics

What does B2518 mean?

B2518 is a diagnostic trouble code indicating "Compressor Overtemp Fault". This code relates to your vehicle's body electronics and should be diagnosed to determine the root cause. The severity level helps indicate how urgently this should be addressed.

Common causes

  • Faulty body electronics 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 critical issue. Stop driving as soon as it is safe to do so and have the vehicle inspected immediately. Continuing to drive could cause further damage or pose a safety risk.

Get a diagnosis for YOUR car

Code B2518 can mean different things depending on your vehicle. TorqueBot gives you a diagnosis specific to your make, model, and year.

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