TESLA Warning

THC-W0237

THC_w0237_PTC_LeftCoreTempSensor

Also written as THC_W0237 / THC W0237 / THC_w0237_PTC_LeftCoreTempSensor / thc_w0237_ptc_leftcoretempsensor

System
THC
THC
Type
Warning
Category
Network
Severity
Warning

Why does the exact Tesla alert ID matter?

Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.

What does THC-W0237 mean?

Tesla warning code in the THC (THC) module. This alert indicates the high voltage cabin heater has an internal temperature sensor problem.

Original Description

This alert indicates the high voltage cabin heater has an internal temperature sensor problem.

Affected Tesla Models

Model SModel XModel 3Model Y

What You May Notice

  • THC alert: This alert indicates the high voltage cabin heater has an internal temperature sensor problem.
  • Touchscreen may show an error for one or more apps or settings
  • Feature may restore itself after a reboot

How to Diagnose and Resolve

  1. 1 Perform a soft reboot (hold both scroll wheels for ~10 seconds)
  2. 2 Check for pending OTA software updates
  3. 3 If the issue persists, schedule a service appointment

Severity Notes

THC-W0237 is a Warning in the THC system. Schedule service soon. Monitor your vehicle for additional warnings.

Other THC Codes

THC_d0004 Tesla diagnostic code in the THC (THC) module. The coolant p... THC_d0005 Tesla diagnostic code in the THC (THC) module. The coolant p... THC_d0006 Tesla diagnostic code in the THC (THC) module. The coolant p... THC_d0018 Tesla diagnostic code in the THC (THC) module. User Descript... THC_u0002 Tesla unknown code in the THC (THC) module. The front defros... THC_u0003 THC_u0005 Tesla unknown code in the THC (THC) module. The cabin HVAC c... THC_w0016 Tesla warning code in the THC (THC) module. None...
View all THC codes →