Invalid Data Received From Active Roll Control Module

Where it lives

For U0434, the description names the module as the part involved.

Check these first

• A corroded or damaged Active Roll Control Module connector
• Water or heat damage to the Active Roll Control Module
• Corroded or damaged pins at the Active Roll Control Module connector
• Bent or backed out pins at the Active Roll Control Module connector

What to do next

1. Read the stored codes on a scan tool
2. Watch Active Roll Control Module data on a scan tool
3. Check the Active Roll Control Module connector for water, corrosion, or loose pins
4. Replace the Active Roll Control Module if the circuit and grounds test good
5. Clear the code and retest

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