U010C: Lost Communication With Turbocharger/Supercharger Control Module A
Severity
Medium
System
Network Communication
What Does U010C Mean?
U010C is a diagnostic trouble code indicating: Lost Communication With Turbocharger/Supercharger Control Module A. This code relates to the network communication system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.
Symptoms of U010C
- ⚠️ Check Engine Light (MIL) illuminated
- ⚠️ No communication with Turbocharger/Supercharger Control Module A
- ⚠️ Multiple warning lights may illuminate simultaneously
- ⚠️ Related system completely inoperative
- ⚠️ Multiple warning lights on dashboard
Common Causes
- 🔍 CAN bus wiring fault (open or shorted) to Turbocharger/Supercharger Control Module A
- 🔍 Power or ground supply issue to Turbocharger/Supercharger Control Module A
- 🔍 Turbocharger/Supercharger Control Module A internal failure
- 🔍 Water intrusion damaging module or connectors
- 🔍 CAN bus termination resistor fault
Frequently Asked Questions
What does U010C mean?
U010C indicates: Lost Communication With Turbocharger/Supercharger Control Module A. The vehicle's computer has detected that the Turbocharger/Supercharger Control Module A is not operating within its expected parameters and stored this diagnostic trouble code.
Can I drive with code U010C?
You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with U010C for extended periods may cause additional problems.
How much does it cost to fix U010C?
Repair costs for U010C typically range from $80 to $1200, 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 CAN bus wiring to Turbocharger/Supercharger Control Module A for damage
- 🔧 Check power and ground supply to Turbocharger/Supercharger Control Module A
- 🔧 Replace failed Turbocharger/Supercharger Control Module A
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1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
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2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
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Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.
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