U019E — Lost Communication With Transmission Range Control Module

What Does U019E Mean?

U019E is a diagnostic trouble code indicating: Lost Communication With Transmission Range Control Module. 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 U019E

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

Frequently Asked Questions

What does U019E mean?

U019E indicates: Lost Communication With Transmission Range Control Module. The vehicle's computer has detected that the Transmission Range Control Module is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code U019E?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with U019E for extended periods may cause additional problems.

How much does it cost to fix U019E?

Repair costs for U019E 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 Transmission Range Control Module for damage
🔧 Check power and ground supply to Transmission Range Control Module
🔧 Replace failed Transmission Range Control Module

1
Find your vehicle above
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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.

U019E: Lost Communication With Transmission Range Control Module