Code result
P0DCD
Hybrid/EV Battery Cell Balancing Circuit I Stuck On
High severity
What it means
The cell balancing circuit I reports a stuck on condition. Cell-group voltage equalization may be impaired on this channel.
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
Balancing transistor stuck on
highOne of the most commonly reported causes for this code — check this first.
Driver IC failure
mediumA plausible cause — test and verify before replacing parts.
Carbon or debris buildup preventing free movement
lowLess common, but worth ruling out after the more likely causes.
Related help
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