P1379 – ECM Internal Synchronization Fault (Nissan)

Description

The ECM detected an internal synchronization malfunction.

Need More Than Just the Fault Code?

A diagnostic scanner with live data, freeze-frame information and the right system access can help you investigate the actual cause before replacing parts.

Compare Diagnostic Scanners

Symptoms

  • Hard start
  • Stalling

Causes

  • ECM internal fault
  • Signal mismatch
  • Wiring issue

Diagnosis

  • Scan sync data
  • Inspect wiring
  • Test ECM outputs

Repair

  • Repair wiring
  • Replace ECM