Error code

OBD2 P2559

OBD2P2559
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Engine Coolant Level Sensor/Switch Circuit High.

Severity

moderateCan drive, but monitor the coolant level closely as overheating could occur.

Summary

P2559 indicates an issue with the engine coolant level sensor/switch circuit being high, which means there's likely a wiring problem or short to positive in this sensor circuit.

Common Causes

  • Wiring short to positive
  • Faulty engine coolant 'low' sensor/switch

Fixes

  • Replace faulty engine coolant 'low' sensor/switch or repair wiring issues.

FAQ

What does P2559 mean?

P2559 indicates a problem with the circuit of the engine coolant level sensor, suggesting either faulty wiring or a malfunctioning sensor.

How serious is this issue?

Moderately serious. It's important to address it soon to prevent potential overheating issues.

View source

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.

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