BENDIX BW2849 manual Component Code SID 6, FMI Speed Input Error

Fault Isolation Procedures

Component Code: 24

(SID 6, FMI 2)

Speed Input Error

Overview

This fault code indicates an electrical problem in the speed source. The signal from the road speed source did not match the current operating conditions.

Detection

Starting at key on and throughout the operation, the Central Processing Unit constantly monitors the feedback from the road speed source. If the feedback is out of range the fault code is set.

Fallback

This fault causes a failure of the Bendix™ VORAD® system.

Required Tools

•Basic Hand Tools

•Digital Volt/Ohm Meter

•Troubleshooting Guide

•PC-based or Hand-held Diagnostic Tool

Possible Causes

This fault code can be caused by any of the following:

•Central Processing Unit

•OEM Harness

•Speed Sensor

•J-1939 or J-1587

Harness	Central
	Processing Unit
2-63