Invalid Data Received From Special Purpose Vehicle Control Module C

Where it lives

For U055C, the part to look at first is the module named here.

Check these first

• A lost power or ground feed to the special purpose vehicle control module C
• Stale calibration or an outdated software load in the special purpose vehicle control module C
• Electrical noise on the data bus corrupting the special purpose vehicle control module C signal
• A low battery or charging fault that browns out the special purpose vehicle control module C

What to do next

1. Scan all modules and record the stored and pending network codes
2. Confirm the special purpose vehicle control module C reports correct live data on the scan tool
3. Check battery voltage and charging output
4. Repair or replace the special purpose vehicle control module C if the circuit, power, and bus tests pass
5. Clear the code and retest to confirm the special purpose vehicle control module C fault is gone

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