P2E44

What it means

Hybrid/EV electronics coolant pump B reports a control circuit high condition. Power electronics cooling on this branch is impaired.

Is it safe to drive?

This code can put the vehicle into limp or reduced-power mode. Avoid extended driving and have the vehicle diagnosed promptly.

Most likely causes

• Pump motor or driver fault

  high

  One of the most commonly reported causes for this code — check this first.

• Air or coolant level issue

  medium

  A plausible cause — test and verify before replacing parts.

• Connector pins corroded - high contact resistance

  low

  Less common, but worth ruling out after the more likely causes.

Related help

• Full P2E44 diagnosis, causes & costs
• How to read check engine light codes
• Is it safe to drive with the light on?