Ford Falcon. Manual — part 7

100-02-2

Jacking and Lifting

100-02-2

DESCRIPTION AND OPERATION

Jacking/Lifting Points - Ute

Jacking

WARNING: Do not run the engine when

jacking the vehicle. The wheels contacting the

ground could cause the vehicle to move. Failure

to follow these instructions may result in personal

injury.

WARNING: Make sure the jack and jack

stands are correctly located to prevent the vehicle

from falling. Failure to follow these instructions

may result in personal injury.

WARNING: Wheel chocks should be used to

prevent the vehicle from rolling and falling off the

jack. Failure to follow these instructions may

1. The front jacking\lifting point for the ute is on the

result in personal injury.

sill at the point where the rocker moulding has

been cut away to expose the sill.

CAUTION: The service jack provided with the

2. The rear jacking\lifting point for the ute is on the

vehicle is only intended to be used in an

leaf spring hanger bracket.

emergency for changing a deflated tire. Never use

the service jack to hoist the vehicle for any other

service. Refer to the Owner Guide when using the

jack supplied with the vehicle.

Jacking/Lifting Points - Sedan/Wagon

1. The front jacking\lifting point for sedan and wagon

is on the sill at the point where the rocker

moulding has been cut away to expose the sill.

2. The rear jacking\lifting point for the sedan and

wagon is on the sill at the point where the rocker

moulding has been cut away to expose the sill.

G72676 en

100-04-1

Noise, Vibration and Harshness

100-04-1

SECTION : 100-04 Noise, Vibration and Harshness

VEHICLE APPLICATION : 2003.0 BA Falcon
CONTENTS

PAGE

DESCRIPTION AND OPERATION

Noise, Vibration and Harshness (NVH) . . . . . . . . . . . . . . . . . . . . 100-04-2

Acceptable Noise, Vibration and Harshness . . . . . . . . . . . . . . . . . ...100-04-2

Diagnostic

Theory

. . . . . . . . . . . . . . . . . . . . . . . . . . . . 100-04-2

Glossary of Terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100-04-2

DIAGNOSIS AND TESTING

Noise, Vibration and Harshness (NVH) . . . . . . . . . . . . . . . . . . . . 100-04-7

1: Customer Interview . . . . . . . . . . . . . . . . . . . . . . . . . . 100-04-10

2: Pre-Drive Check . . . . . . . . . . . . . . . . . . . . . . . . . . . .100-04-10

3: Preparing for the Road Test . . . . . . . . . . . . . . . . . . . . . . ..100-04-10

4: Verify the Customer Concern . . . . . . . . . . . . . . . . . . . . . . 100-04-10

5: Road Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..100-04-10

6: Check OASIS/TSBs/Repair History . . . . . . . . . . . . . . . . . . . ...100-04-12

7: Diagnostic Procedure . . . . . . . . . . . . . . . . . . . . . . . . . .100-04-12

NVH Condition and Symptom Categories . . . . . . . . . . . . . . . . . . .100-04-13

Symptom

Charts

. . . . . . . . . . . . . . . . . . . . . . . . . . . . 100-04-14

Pinpoint

Tests

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100-04-35

Component

Tests

. . . . . . . . . . . . . . . . . . . . . . . . . . . ...100-04-49

GENERAL PROCEDURES

Brake Disc Machining . . . . . . . . . . . . . . . . . . . . . . . . . . .100-04-55

Powertrain/Drivetrain Mount Neutralizing . . . . . . . . . . . . . . . . . . ...100-04-55

Exhaust System Neutralizing . . . . . . . . . . . . . . . . . . . . . . . ..100-04-55

Wheel Bearing Check . . . . . . . . . . . . . . . . . . . . . . . . . . .100-04-56

100-04-2

Noise, Vibration and Harshness

100-04-2

DESCRIPTION AND OPERATION

within an acceptable range.

Noise, Vibration and Harshness (NVH)

Glossary of Terms

Noise is any undesirable sound, usually unpleasant in

nature. Vibration is any motion, shaking or trembling,

Acceleration-Light

that can be felt or seen when an object moves back

An increase in speed at less than half throttle.

and forth or up and down. Harshness is a ride quality

issue where the vehicle’s response to the road

Acceleration-Medium

transmits sharply to the customer. Harshness

An increase in speed at half to nearly full throttle,

normally describes a firmer than usual response from

such as 0-97 km/h (0-60 mph) in approximately 30

the suspension system. Noise, vibration and

seconds.

harshness (NVH) is a term used to describe these

conditions, which result in varying degrees of

Acceleration-Heavy

dissatisfaction. Although, a certain level of NVH

An increase in speed at one-half to full throttle, such

caused by road and environmental conditions is

as 0-97 km/h (0-60 mph) in approximately 20

normal. This section is designed to aid in the

seconds.

diagnosis, testing and repair of NVH concerns.

Acceptable Noise, Vibration and

Ambient Temperature

Harshness

The surrounding or prevailing temperature.

All internal combustion engines and drivelines

Amplitude

produce some noise and vibration; operating in a real

The quantity or amount of energy produced by a

world environment adds noise that is not subject to

vibrating component (G force). An extreme vibration

control. Vibration isolators, mufflers and dampers

has a high amplitude. A mild vibration has a low

reduce these to acceptable levels. A driver who is

amplitude.

unfamiliar with a vehicle can think that some sounds

are abnormal when actually the sounds are normal for Backlash

the vehicle type. For example, Traction-Lok®

Gear teeth clearance.

differentials produce a slight noise on slow turns after

extended highway driving. This is acceptable and has

Boom

no detrimental effect on the locking axle function. As a

Low frequency or low pitched noise often

technician, it is very important to be familiar with

accompanied by a vibration. Also refer to Drumming.

vehicle features and know how they relate to NVH

concerns and their diagnosis. If, for example, the

Bound Up

vehicle has automatic overdrive it is important to test

An overstressed isolation (rubber) mount that

drive the vehicle both in and out of overdrive mode.

transmits vibration/noise instead of absorbing it.

Diagnostic Theory

Brakes Applied

The shortest route to an accurate diagnosis results

When the service brakes are applied with enough

from:

force to hold the vehicle against movement with the

system knowledge, including comparison with a

transmission in gear.

known good system.
system history, including repair history and usage Buffet/Buffeting

patterns.

Strong noise fluctuations (less than 1000 Hz) caused

condition history, especially any relationship to

by gusting winds. An example would be wind gusts

repairs or sudden change.

against the side glass.

knowledge of possible sources.

Buzz

using a systematic diagnostic method that divides

A low-pitched sound (200-5000 Hz) like that from a

the system into related areas.

bee. Often a metallic or hard plastic humming sound.

The diagnosis and correction of noise, vibration and

Also describes a high frequency (200–800 Hz)

harshness concerns requires:

vibration. Vibration feels similar to an electric razor.

a road or system test to determine the exact

Camber

nature of the concern.

The angle of the wheel in relation to the true vertical

an analysis of the possible causes.

as measured looking from the front of the vehicle.

testing to verify the cause.

Camber is positive when the wheel angle is offset so

repairing any concerns found.

that the top of the wheel is positioned away from the

a road test or system test to make sure the

vehicle.

concern has been corrected or brought back to

G72678 en

100-04-3

Noise, Vibration and Harshness

100-04-3

DESCRIPTION AND OPERATION (Continued)

Clonk
A hydraulic knocking sound. Sound occurs with air

pockets in a hydraulic system. Also described as

hammering.

Clunk/Driveline Clunk
A heavy or dull, short-duration, low-frequency sound.

Occurs mostly on a vehicle that is accelerating or

decelerating abruptly. Also described as a thunk.

Coast/Deceleration
Releasing the accelerator pedal at cruise, allowing the

engine to reduce vehicle speed without applying the

brakes.

Caster

Coast/Neutral Coast

The angle of the steering knuckle in relation to the

Placing the transmission range selector in NEUTRAL

true vertical as measured looking from the side of the

(N) or depressing the clutch pedal while at cruise.

vehicle.

Constant Velocity (CV) Joint
A joint used to absorb vibrations caused by driving

power being transmitted at an angle.

Controlled Rear Suspension Height
The height at which a designated vehicle element

must be when driveline angle measurements are

made.

Coupling Shaft
The shaft between the transfer case and the front

drive axle or, in a two-piece rear driveshaft, the front

section.

CPS
Cycles per second. Same as hertz (Hz).

Item

Description

Cracks

1

True vertical

A mid-frequency sound, related to squeak. Sound

2

Positive caster

varies with temperature conditions.

3

Steering axis

Creak

Chatter

A metallic squeak.

A pronounced series of rapidly repeating rattling or

Cruise

clicking sounds.

Constant speed on level ground; neither accelerating

Chirp

nor decelerating.

A short-duration high-pitched noise associated with a

Cycle

slipping drive belt.

The process of a vibrating component going through a

Chuckle

complete range of motion and returning to the starting

point.

A repetitious low-pitched sound. A loud chuckle is

usually described as a knock.

Decibel

Click

A unit of measurement, referring to sound pressure

level, abbreviated dB.

A sharp, brief, non-resonant sound, similar to

actuating a ball point pen.

Drive Engine Run-Up (DERU) Test
The operation of the engine through the normal rpm

range with the vehicle standing still, the brakes

G72678 en