Code result
U0500
Invalid Data Received from Communication Module
Moderate severity
What it means
A control module receives data from the telematics/communication module that is implausible, has the wrong format or fails checksum. Connected services and emergency-call functions may stop working.
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
Communication module firmware out of date
highOne of the most commonly reported causes for this code — check this first.
Communication module internal fault
mediumA plausible cause — test and verify before replacing parts.
Gateway module routing CAN messages incorrectly
lowLess common, but worth ruling out after the more likely causes.
Related help
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