U062C — Lost Communication With A/C Refrigerant Distribution Valve Actuator “C”

What Does U062C Mean?

U062C is a diagnostic trouble code indicating: Lost Communication With A/C Refrigerant Distribution Valve Actuator “C”. This code relates to the vehicle systems system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of U062C

⚠️ Check Engine Light (MIL) illuminated
⚠️ No communication with A/C Refrigerant Distribution Valve Actuator “C”
⚠️ Multiple warning lights may illuminate simultaneously
⚠️ Related system completely inoperative
⚠️ System warning light illuminated

Common Causes

🔍 CAN bus wiring fault (open or shorted) to A/C Refrigerant Distribution Valve Actuator “C”
🔍 Power or ground supply issue to A/C Refrigerant Distribution Valve Actuator “C”
🔍 A/C Refrigerant Distribution Valve Actuator “C” internal failure
🔍 Water intrusion damaging module or connectors
🔍 CAN bus termination resistor fault

Frequently Asked Questions

What does U062C mean?

U062C indicates: Lost Communication With A/C Refrigerant Distribution Valve Actuator “C”. The vehicle's computer has detected that the A/C Refrigerant Distribution Valve Actuator “C” is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code U062C?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with U062C for extended periods may cause additional problems.

How much does it cost to fix U062C?

Repair costs for U062C typically range from $80 to $800, 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 A/C Refrigerant Distribution Valve Actuator “C” for damage
🔧 Check power and ground supply to A/C Refrigerant Distribution Valve Actuator “C”
🔧 Replace failed A/C Refrigerant Distribution Valve Actuator “C”

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2
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3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

U062C: Lost Communication With A/C Refrigerant Distribution Valve Actuator “C”