P1568 – Cruise Control Servo Range/Performance (Nissan)

Description

The ECM detected a cruise control servo range or performance fault.

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Symptoms

  • Cruise unstable
  • Warning light

Causes

  • Servo wear
  • Wiring issue
  • Vacuum leak

Diagnosis

  • Check servo operation
  • Inspect wiring
  • Scan cruise data

Repair

  • Replace servo
  • Repair wiring

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