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Home DTC Codes B0208 Easy · 30-60min
B0208 Warning

OBD2 code B0208: Air conditioning/Comfort - HVAC

Air conditioning/heating malfunction.

ECU: BCM

Detected Root Component

Body Component

Confidence level: low

Observed Symptoms

  • Air conditioning not working
  • Dashboard errors

Possible Causes

  • Faulty air conditioning compressor
  • Insufficient refrigerant charge
  • Faulty solenoid valve
  • Faulty ventilation motor
Diagnostic Progress 0 %
Difficulty Easy
Est. time 30-60min
Tools Required 5 tool(s)

Tools Required

multimeter (with low ohms function) OBD scanner (SRS-capable) wiring diagram trim removal tool safety goggles

Interactive Diagnostic

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Diagnostic Result

0
certainty points

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Parts likely to be the cause (Boîtier fusibles / BSI)

Boîtier fusibles / BSI

Boîtier fusibles / BSI

Photo d'illustration : Boîtier fusibles / BSI

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Frequently asked questions about code B0208

What does code B0208 mean?

OBD2 code B0208: Air conditioning/Comfort - HVAC. Air conditioning/heating malfunction.

What are the symptoms of code B0208?

Code B0208 may cause: Air conditioning not working, Dashboard errors. The intensity of these symptoms varies depending on the vehicle and driving conditions.

What causes code B0208?

The most common causes of code B0208 are: Faulty air conditioning compressor, Insufficient refrigerant charge, Faulty solenoid valve, Faulty ventilation motor. A proper OBD2 diagnostic will pinpoint the exact cause.

Is it serious to drive with code B0208?

Code B0208 has moderate severity (Warning). Short-term driving remains possible, but a prompt check is recommended to prevent worsening.

How do I fix code B0208?

Start by reading the code with an OBD2 scanner, then follow the interactive decision tree on this page. Priority causes to check: Faulty air conditioning compressor, Insufficient refrigerant charge, Faulty solenoid valve, Faulty ventilation motor. Difficulty: Easy · Estimated time: 30-60min.