B0103 — Sensor Cleaning Air Blower Actuator B Control

What Does B0103 Mean?

B0103 is a diagnostic trouble code indicating: Sensor Cleaning Air Blower Actuator B Control. This code relates to the body electrical system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of B0103

⚠️ Check Engine Light (MIL) illuminated
⚠️ Sensor Cleaning Air Blower Actuator B Control not functioning as expected
⚠️ Related system may be in fail-safe mode
⚠️ Interior or exterior lighting malfunction

Common Causes

🔍 Faulty Sensor Cleaning Air Blower Actuator B Control
🔍 Wiring or connector issue in Sensor Cleaning Air Blower Actuator B Control circuit
🔍 Related mechanical or electrical fault
🔍 ECM/PCM issue (rare)

Frequently Asked Questions

What does B0103 mean?

B0103 indicates: Sensor Cleaning Air Blower Actuator B Control. The vehicle's computer has detected that the Sensor Cleaning Air Blower Actuator B Control is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code B0103?

Yes, B0103 is generally safe to drive with in the short term. However, it should still be addressed to pass emissions testing and prevent potential secondary issues.

How much does it cost to fix B0103?

Repair costs for B0103 typically range from $80 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

🔧 Inspect Sensor Cleaning Air Blower Actuator B Control and related wiring
🔧 Replace faulty Sensor Cleaning Air Blower Actuator B Control

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

B0103: Sensor Cleaning Air Blower Actuator B Control