DTC B157C Dodge

Starter Relay Circuit Low-Signal Stuck Low

Starter Relay Circuit Low-Signal Stuck Low

Description

RFH (Radio Frequency Hub) Module detects a short circuit to ground in the starter remote control switch downstream circuit for at least 0.5 seconds for 5 times continuously.

Cause and Solution

DTCS IN THE ECM (ENGINE CONTROL MODULE) MODULEFAULT ON STARTER REMOTE CONTROL SWITCHESFAULT ON CONNECTOR OR RFH (RADIO FREQUENCY HUB) MODULE TERMINALFAULT ON THE CONNECTOR OR ECM (ENGINE CONTROL MODULE) TERMINALPIN E OF STARTER REMOTE CONTROL SWITCHES AND PIN 72 (A CONNECTOR) OF ECM (ENGINE CONTROL MODULE)ECM (ENGINE CONTROL MODULE) FAULTFAULT IN THE RFH (RADIO FREQUENCY HUB) MODULE

Video Guide

Duration: PT4M32S | Uploaded: 2020-07-10

Diagnostic Info

  • DTC Code: B157C
  • Brand: Dodge
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