Code result
P0B0C
Electric/Auxiliary Transmission Fluid Pump A Hydraulic Leakage
High severity
What it means
The TCM detects hydraulic leakage from auxiliary transmission fluid pump A. Pump output cannot maintain pressure due to internal or external leak.
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
Pump seal aged
highOne of the most commonly reported causes for this code — check this first.
Internal pump wear
mediumA plausible cause — test and verify before replacing parts.
Related help
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