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Home DTC Codes C1222 Medium · 30-60min
C1222 Warning

OBD2 code C1222: Chassis system - Anomaly detected

Chassis system abnormality detected.

ECU: BCM

Detected Root Component

Chassis Component

Confidence level: low

Observed Symptoms

  • Dashboard errors
  • Rigid or uncomfortable suspension

Possible Causes

  • Defective sensor
  • Faulty BCM module
  • Damaged wiring
Diagnostic Progress 0 %
Difficulty Medium
Est. time 30-60min
Tools Required 6 tool(s)

Tools Required

multimeter OBD scanner wiring diagram floor jack & jack stands flashlight crotch brush (for tone ring cleaning)

Interactive Diagnostic

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Diagnostic Result

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Parts likely to be the cause (Capteur ABS)

Capteur ABS

Capteur ABS

Photo d'illustration : Capteur ABS

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Frequently asked questions about code C1222

What does code C1222 mean?

OBD2 code C1222: Chassis system - Anomaly detected. Chassis system abnormality detected.

What are the symptoms of code C1222?

Code C1222 may cause: Dashboard errors, Rigid or uncomfortable suspension. The intensity of these symptoms varies depending on the vehicle and driving conditions.

What causes code C1222?

The most common causes of code C1222 are: Defective sensor, Faulty BCM module, Damaged wiring. A proper OBD2 diagnostic will pinpoint the exact cause.

Is it serious to drive with code C1222?

Code C1222 has moderate severity (Warning). Short-term driving remains possible, but a prompt check is recommended to prevent worsening.

How do I fix code C1222?

Start by reading the code with an OBD2 scanner, then follow the interactive decision tree on this page. Priority causes to check: Defective sensor, Faulty BCM module, Damaged wiring. Difficulty: Medium · Estimated time: 30-60min.