Code result
P00BB
Fuel Injector Insufficient Flow - Forced Limited Power
High severity
What it means
One or more injectors deliver less fuel than commanded — ECU has activated forced power reduction. A flow-deviating injector throws off cylinder balance — adjacent cylinders run leaner/richer to compensate, often masking the root cause until the trim limit is hit.
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
Injector nozzle clogged or worn
highOne of the most commonly reported causes for this code — check this first.
Related help
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