P1612 – NATS Communication Error (Nissan)

Description

The ECM detected a communication error with the NATS module.

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Symptoms

  • No start
  • Security light

Causes

  • CAN issue
  • Antenna fault
  • ECM mismatch

Diagnosis

  • Check CAN lines
  • Inspect antenna
  • Scan NATS data

Repair

  • Repair wiring
  • Replace antenna