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P0614ECM and TCM Incompatible

⚙️ Powertrain (Motor y Transmisión)
Moderada

The ECM and TCM exchange identification or calibration data over the powertrain bus and detect that they are not a valid pair - typically appears after replacing one of the modules with a unit from a different vehicle variant.

⚠️

Can I keep driving? With caution

You can drive to the shop, but do not postpone the repair. The problem may worsen and damage other components.

Sistema Afectado

Motor · Powertrain

Vehículo despiece — Motor

La falla pertenece al grupo motopropulsor (motor y gestión electrónica).

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Symptoms You Will Notice

What you may observe when this code appears

  • Check engine light on Possible limp mode or no-start Multiple follow-up faults across modules Reset/relearn may be needed after repair

Possible Causes

The components or conditions that trigger this code

  • 1Replacement part from wrong variant
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How to Fix It — Step by Step

Recommended diagnostic and repair procedure

  1. 1Difficulty: medium. Estimated time: 1-4 hours. Estimated cost: €200-€
  2. 2Professional repair recommended

Note: This information is for general reference. For precise diagnostics and safety repairs, always consult a certified mechanic.

Estimated Cost

Approximate range in USD (varies by region and shop)

$100$800

Varies by diagnosis

* Diagnosis only: $50–$150

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