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P0589 Powertrain

Cruise Control Multi-Function Input B Circuit

Cruise Control Multi-Function Input B Circuit: an electrical fault is present in the circuit. This affects cruise-control operation.

Affected components

  • Cruise control stalk
  • Cruise input b wiring

Common causes

  • High likelihood: Open in stalk switch or harness

Diagnostic notes

  • The malfunction indicator lamp may illuminate

Related codes

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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