Sensor Cleaning Air Blower Actuator B

Where it lives

For B0101, start at the sensor the description names.

Check these first

• A seized or failed sensor cleaning air blower actuator B
• An open or short in the actuator B control circuit
• A loose or corroded actuator B connector
• A body control module that does not drive actuator B

What to do next

1. Command actuator B with a scan tool
2. Inspect the actuator B connector and wiring
3. Test the actuator B control circuit for open and short faults
4. Swap actuator B with a known good unit
5. Replace actuator B if it stays off command
6. Clear the code and retest

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