Code result
P2EB9
Reductant Injection Valve Circuit Range/Performance Bank 2 Unit 2
High severity
What it means
The reductant injection valve on bank 2 unit 2 reports a range/performance fault. Dosing accuracy on this unit is impaired.
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
Injection valve partially clogged
highOne of the most commonly reported causes for this code — check this first.
Coil resistance drifted
mediumA plausible cause — test and verify before replacing parts.
Sensor element aged beyond calibration window
lowLess common, but worth ruling out after the more likely causes.
Related help
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