Code result
P2D3B
Hybrid/EV Discharge System Fault
High severity
What it means
The hybrid control module detects a fault in the active discharge system used to safely drain the DC-link capacitors after shutdown. Discharge resistor or switch may have failed.
Is it safe to drive?
No — stop driving
This code can put the vehicle into limp or reduced-power mode. Avoid extended driving and have the vehicle diagnosed promptly.
Most likely causes
Discharge resistor open
highOne of the most commonly reported causes for this code — check this first.
Discharge switch failed
mediumA plausible cause — test and verify before replacing parts.
Related help
Get the full diagnosis
Add your vehicle and see step-by-step repair help, recalls, and TSBs in Wrenchify.
Diagnose P2D3B freeNo credit card required