DTC B1A3B Dodge

ION Sensing Module Secondary Line 2 Circuit Malfunction

ION Sensing Module Secondary Line 2 Circuit Malfunction

Description

Engine started, engine speed from 650-6500 rpm, system voltage from 10-16v, MAF sensor signal from 26-100 g sec, fuel level indicating more than 10%, and the PCM detected an unexpected voltage condition on the Secondary Line 2 circuit to the ION Module.

Cause and Solution

Secondary Line 2 circuit is open or shorted to groundSecondary Line 2 circuit is shorted to system power (B+)ION sensing module is damaged or has failed

Video Guide

Duration: PT4M19S | Uploaded: 2020-07-16

Diagnostic Info

  • DTC Code: B1A3B
  • Brand: Dodge
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