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P236FCylinder 12 Combustion Performance

⚙️ Powertrain (Motor y Transmisión)
Moderada

The closed-loop combustion controller reports that combustion performance on cylinder 12 is below the calibrated quality metric. Computed from the cylinder pressure trace — IMEP (indicated mean effective pressure), CA50 (50% mass burnt angle) or peak pressure deviates from the model.

⚠️

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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Possible Causes

The components or conditions that trigger this code

  • 1Mean effective pressure outside model Gateway module routing CAN messages incorrectly CAN terminating resistor (120 Ω) drifted out of spec
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How to Fix It — Step by Step

Recommended diagnostic and repair procedure

  1. 1Difficulty: hard. Estimated time: 1.5-6 hours. Estimated cost: €400-€
  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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