U0113 — Lost Communication With Emissions Critical Control Information

What Does U0113 Mean?

U0113 is a diagnostic trouble code indicating: Lost Communication With Emissions Critical Control Information. 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 U0113

⚠️ Check Engine Light (MIL) illuminated
⚠️ No communication with Emissions Critical Control Information
⚠️ 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 Emissions Critical Control Information
🔍 Power or ground supply issue to Emissions Critical Control Information
🔍 Emissions Critical Control Information internal failure
🔍 Water intrusion damaging module or connectors
🔍 CAN bus termination resistor fault

Frequently Asked Questions

What does U0113 mean?

U0113 indicates: Lost Communication With Emissions Critical Control Information. The vehicle's computer has detected that the Emissions Critical Control Information is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code U0113?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with U0113 for extended periods may cause additional problems.

How much does it cost to fix U0113?

Repair costs for U0113 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 Emissions Critical Control Information for damage
🔧 Check power and ground supply to Emissions Critical Control Information
🔧 Replace failed Emissions Critical Control Information

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.

U0113: Lost Communication With Emissions Critical Control Information