Invalid Data Received From Fuel Cell Control Module

Where it lives

For U0468, the part to look at first is the module named here.

Check these first

• A calibration fault in the Fuel Cell Control Module
• A defective Fuel Cell Control Module
• Loss of power or ground at the Fuel Cell Control Module

What to do next

1. Pull all module codes with a scan tool
2. Monitor Fuel Cell Control Module live data for dropouts
3. Replace the Fuel Cell Control Module if the circuit and grounds test good
4. Clear the code and retest

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