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P0537

Overview

Code

P0537

Code Type

P

Code Class

P0

System

A/C

Severity Level

Medium

Emissions Related

false

Drivability Impact

Minor

Diagnostic Protocol

OBD2

Freeze Frame Useful

true

Code Definition

Diagnostic trouble code P0537 indicates high input from the A/C refrigerant temperature sensor

Symptoms

Insufficient cooling

Overview applies to this diagnostic code.

Affected Systems

On This Page

  • Code Definition

  • Symptoms

  • Affected Systems

  • Possible Causes

  • Diagnostic Steps

  • Drive Safety Notes​

More Resources

A/C system temperature monitoring

Possible Causes

Overcharged refrigerant; Faulty refrigerant temperature sensor

Diagnostic Steps

1 Check refrigerant level 2 Test refrigerant temperature sensor

Drive Safety Notes

Inadequate cooling performance

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