OBD Guide
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C2219

ECU Unable To Configure/Configuration Not Learned

C2219 is an OBD-II diagnostic trouble code meaning: ECU Unable To Configure/Configuration Not Learned. Common causes: ecu malfunction, wiring harness problems. Estimated repair cost: $56–333.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–333 (est.)

Symptoms

  • Incorrect engine operation
  • Power Loss
  • Check Engine Light Is On
  • Transmission malfunctions

Causes

  • ECU malfunction
  • Wiring Harness Problems
  • Low battery voltage
  • Damage to the CAN bus
  • Software error

How to Fix

  1. Check battery voltage
  2. Diagnose the CAN bus for breaks/short circuits
  3. Check wiring harness to ECU
  4. Update or reflash ECU
  5. Replace ECU if necessary

Related codes

U0100U0121P0606

FAQ

What does the C2219 code mean?

C2219 is an OBD-II diagnostic trouble code that indicates: ECU Unable To Configure/Configuration Not Learned

What causes a C2219 error code?

The most common causes of C2219 include: ECU malfunction; Wiring Harness Problems; Low battery voltage; Damage to the CAN bus.

How do I fix a C2219 diagnostic trouble code?

To fix C2219: Check battery voltage. Diagnose the CAN bus for breaks/short circuits. Check wiring harness to ECU. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C2219?

Limited driving only, diagnose soon

How much does it cost to fix C2219?

The estimated repair cost for C2219 is $56–333. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat