Code result
U0322
Software Incompatibility with Body Control Module B
Moderate severity
What it means
A second body control module (BCM "B") is running software that other modules do not accept. Some comfort and convenience functions stop working until coded correctly.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Incompatible flash after BCM swap
highOne of the most commonly reported causes for this code — check this first.
Gateway module routing CAN messages incorrectly
lowLess common, but worth ruling out after the more likely causes.
CAN terminating resistor (120 Ω) drifted out of spec
lowLess common, but worth ruling out after the more likely causes.
Related help
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