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C0163 Chassis

Left Rear ABS Outlet Solenoid Circuit Malfunction

Electrical fault in the outlet solenoid for the left rear wheel. ABS pressure release for this wheel is no longer possible.

Affected components

  • Abs hydraulic unit
  • Abs control module
  • Solenoid valve

Common causes

  • High likelihood: Outlet solenoid valve failed
  • Medium likelihood: Internal hydraulic unit fault

Possible symptoms

  • ABS warning light on
  • ESC/stability control deactivated
  • Possible reduced brake assist
  • Speedometer may behave erratically

Sources

Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.

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