P1313 – Knock Sensor 2 Circuit Fault (Nissan)

Description

The ECM detected a circuit malfunction in knock sensor 2.

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

  • Poor acceleration
  • Engine noise

Causes

  • Open circuit
  • Sensor failure
  • Wiring issue

Diagnosis

  • Check sensor resistance
  • Inspect wiring
  • Scan knock data

Repair

  • Replace sensor
  • Repair wiring