MyTeslaMate
VCFRONT family

VCFRONT_a245_pump1EFuseFault

Not Available

What does the VCFRONT_a245_pump1EFuseFault alert mean?

The front vehicle controller (VCFRONT) detects the pump 1 eFuse for the powertrain (PT) pump and condenser fan is open (tripped), interrupting electrical power supply to the PT pump and condenser fan. HVAC cabin cooling (air conditioning) and powertrain performance will be limited.

What you'll see in your Tesla

  • Not Available

What triggers it

A condition detected by the pump 1 eFuse has caused the powertrain pump and condenser fan eFuse circuit to open (trip).

When it clears

The pump 1 eFuse no longer detects a condition causing the PT pump and condenser fan eFuse circuit to open (trip).

Potential impact

The PT pump and condenser fan will be unavailable. HVAC cabin cooling (air conditioning) and powertrain performance will be limited.

Affected models

Cybertruck Model 3 2017-2023 Model 3 2024+ Model S 2021+ Model X 2021+ Model Y Model Y 2025+

Track your Tesla's alerts automatically

Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.