Engine-Codes - Generic - P1311

P1311 - ION Sensing Module SEC Line 1 Circuit Fault

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P1311 Possible Causes

  • Faulty Ignition Coil
  • Ignition Coil harness is open or shorted
  • Ignition Coil circuit poor electrical connection
  • Faulty ION Sensor Module

How is the P1311 code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

What is the cost to diagnose the P1311 code

Labor: 1.0

The cost to diagnose the P1311 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1311 Meaning

ION Sensing Module SEC Line 1 Circuit Fault is the generic description for the P1311 code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information abouth the P1311 OBDII code.

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