Cold Start Intake Manifold Runner Control Stuck Open Bank 2

Check these first

• The bank 2 intake manifold runner stuck open
• Carbon buildup binding the bank 2 runner control linkage
• A failed bank 2 runner control actuator
• A broken runner control return spring on bank 2
• A chafed wire in the bank 2 runner control circuit

What to do next

1. Command the bank 2 intake manifold runner and watch live data
2. Inspect the bank 2 runner control linkage for carbon binding
3. Test the bank 2 runner control actuator and wiring
4. Check the runner control return spring on bank 2
5. Replace the bank 2 runner control actuator if it stays open
6. Clear the code and retest

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