P1610 – Immobilizer Lock Mode (Nissan)

Description

The ECM detected immobilizer lock mode activation.

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Symptoms

  • No start
  • Security light

Causes

  • Wrong key
  • NATS lock
  • ECM mismatch

Diagnosis

  • Check key ID
  • Scan NATS data
  • Inspect antenna

Repair

  • Register key
  • Reset NATS