1. General Information
  2. Vibration Diagnosis and Correction
  3. Diagnostic Information and Procedures
Vibration Analysis - Road Testing

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    Special Tools

  • EL-38792-A Electronic Vibration Analyzer

  • EL-38792-VS Vibrate Software

For equivalent regional tools, refer to Special Tools and Equipment.

Test Description

The numbers below refer to the step numbers on the diagnostic table.

  1. Obtaining rotational speed for the c...

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Service Manual Table of Contents

Document Tags

Document Title: Vibration Analysis - Road Testing

aelectronic

vibration

analyzer

vsvibrate

software

test

description

diagnostic

rotational

speed

tire

wheel

specific

vehicle

component

observe

match

customer

frequency

disturbance

sensor

onto

duplicate

occurs

accelerate

neutral

engine

range

concern

road

review

point

diagnosis

step

indicate

assemblies

steering

suspension

possible

faults

obtain

drive

axle

ratio

available

transmission

gear

calculate

equipped

install

scan

tool

data

select

symptoms

correction

analysis

respondent

smooth

level

following

conditions

reading

detected

sound

repeat

driveline

input

column

slowly

dominant

component rotational

customer description

analyzer sensor

onto component

disturbance occurs

occurs vehicle

speed disturbance

customer concern

vibration diagnosis

concern indicate

indicate vibration

vibration occurs

wheel assemblies

steering components

components suspension

suspension components

software available

vibration frequency

frequency data

analyzer available

symptoms vibration

diagnosis correction

vibration analysis

sensor available

respondent vibration

select smooth

level road

observe vehicle

vehicle disturbances

description following

frequency reading

sound disturbance

duplicate customer

wheel drive

vehicle equipped

axle input

steering column

road slowly

slowly accelerate

accelerate vehicle

vehicle speed

gear range

dominant frequency

component rotational speeds

match customer description

vibration analyzer sensor

disturbance occurs vehicle

diagnostic starting point

customer concern indicate

concern indicate vibration

indicate vibration occurs

vibration occurs vehicle

occurs vehicle standing

vehicle standing still

tire wheel assemblies

wheel assemblies steering

assemblies steering components

steering components suspension

components suspension components

correct faults tire

faults tire wheel

drive axle final

axle final drive

final drive ratio

vsvibrate software available

vibration frequency data

vibration analyzer available

symptoms vibration diagnosis

vibration diagnosis correction

vibration analysis engine

analyzer sensor available

available drive axle

select smooth level

smooth level road

observe vehicle disturbances

vehicle disturbances match

customer description following

description following conditions

vibration frequency reading

frequency reading detected

duplicate customer concern

vehicle equipped solid

equipped solid drive

solid drive axle

vibration analysis driveline

level road slowly

road slowly accelerate

slowly accelerate vehicle

accelerate vehicle highway

vehicle highway speed

following conditions vehicle

conditions vehicle speed

transmission gear range

gear range specific

range specific gear

sound disturbance vibration

disturbance vibration seems

vibration seems excite

seems excite particular

excite particular component

particular component vehicle

component vehicle steering

vehicle steering column

sensor available onto

available onto component

onto component repeat

component repeat steps

repeat steps and

steps and duplicate

and duplicate customer

speed disturbance occurs

vehicle speed disturbance

dominant frequency reading

frequency reading recorded

frequency data clearly