DFMEA.pdf
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Bilaga/Appendix: 27488001.xls
Sida/Page: 1(12)
FELEFFEKTSANALYS/FAILURE MODE AND EFFECT ANALYSIS KONSTRUKTION/DESIGN
Volvo Personvagnar AB
Huvudsystem/Main system
Artikelbenämning/Part name.
Ritn nr/Dwg No.
Leverantör/Supplier
PSS120 Interior trim
Doorpanel, front and rear
N/A
Lear
Funktion/Function
Datum/Date
Utförd av/Issued by
Status - hårdvara/Status - hardware
Projekt/Project
Utgåva/Issue
Door upholstery
04-04-07
Anders Eriksson
Approved design
Y286 and Y285
1
ARTIKEL/PART
FELKARAKTÄRISTIK/CHARACTERISTICS OF FAILURE
RATING
ÅTGÄRD-STATUS/ACTION-STATUS
Nr/
No
Funktion/
Function
Feltyp/
Failure mode
Felorsak/
Causes of failure
Feleffekt på komponent/syst.
Effects of failure on part/syst.
Provning/
Testing
Po
S
Pd
RPN
Rekommenderad åtgärd/
Recommendations
Beslutad åtgärd/
Decisions taken
Po
S
Pd
RPN
Ansvar
avd/sign
1
Carrier
Keep all the
parts together
Pins get broken
Pins are overwelded
Weak joint - parts
gets loose, rattle
2
5
3
30
0
Pins get broken
Pins are overwelded
Bad appearance -
parts gets loose
2
5
3
30
0
Parts get loose
Too few welding
points
Rattle
2
5
3
30
0
Speaker grille gets
loose
Different materials
behaviour
Rattle
2
5
4
40
0
Speaker grille gets
loose
Different materials
behaviour
Bad appearance
Ageing
2
5
4
40
0
The parts do not fit
together
Tolerances not taken
care of
Process problems
2
7
1
14
0
Parts not connected
Wrong design
Rattle
2
5
4
40
0
Parts not connected
Wrong design
Bad appearance
2
5
6
60
0
Parts not connected
Wrong design
Poor solidity
2
5
6
60
0
Cover sheet
metal
Visible sheet metal
around the edge
Tolerances too big
Bad appearance
6
5
2
60
0
Position panel
towards drop
glass
Carrier too close to
glass
Reinforcement wrong
positioned in the
carrier
Bad appearance
2
5
2
20
0
Carrier too far away
from the glass
Reinforcement wrong
positioned in the
carrier
Too high road noise
level
2
5
2
20
0
Provide a
friendly surface
for crash
Rear side of the
carrier too stiff
Not designed
according to prereq
Safety risk
6
10
3
180 Balance solidity and
crash demands
0 J
Salomonss
on
Absorbing/isolat
ing noise
Noise leakage around
the edge
Too big nominal
distance
NVH problems
2
5
5
50
0
Oregistrerad kopia vid utskrift/
Unregistered copy when printed
Bilaga/Appendix: 27488001.xls
Sida/Page: 2(12)
FELEFFEKTSANALYS/FAILURE MODE AND EFFECT ANALYSIS KONSTRUKTION/DESIGN
Volvo Personvagnar AB
Huvudsystem/Main system
Artikelbenämning/Part name.
Ritn nr/Dwg No.
Leverantör/Supplier
PSS120 Interior trim
Doorpanel, front and rear
N/A
Lear
Funktion/Function
Datum/Date
Utförd av/Issued by
Status - hårdvara/Status - hardware
Projekt/Project
Utgåva/Issue
Door upholstery
04-04-07
Anders Eriksson
Approved design
Y286 and Y285
1
ARTIKEL/PART
FELKARAKTÄRISTIK/CHARACTERISTICS OF FAILURE
RATING
ÅTGÄRD-STATUS/ACTION-STATUS
Nr/
No
Funktion/
Function
Feltyp/
Failure mode
Felorsak/
Causes of failure
Feleffekt på komponent/syst.
Effects of failure on part/syst.
Provning/
Testing
Po
S
Pd
RPN
Rekommenderad åtgärd/
Recommendations
Beslutad åtgärd/
Decisions taken
Po
S
Pd
RPN
Ansvar
avd/sign
Provide a good
aesthetic area
Damages in the lower
area
Sensitive surface
material
Bad appearance
Taxi test
5
5
3
75
0
Damaged surface
material in the rear
edge from the belt
tongue
Sensitive surface
material
Bad appearance
5
5
9
225 Develop a test
method
0 J
Salomonss
on
Colour variations
Bad UV resistance
Bad appearance
Sun-
simulatio
n, Light
resistanc
e
5
5
4
100
0 J
Salomonss
on
Dirt on the panel edge Contact with sealing
Bad appearance
Resistan
ce to
stain
remover
7
5
6
210 Change system
solution or make a
deeper ditch, 7 mm
depression in the
inner door panel
Tolerances are
calculated and the
result is approved
0 J
Salomonss
on
Glossy appearance
from wear
Wrong grain/surface
material combination
Bad appearance
Wear-
resistanc
e
6
5
3
90
0
Sink marks
Wrong dimension of
structure
Bad appearance
2
5
2
20
0
Scratch marks
To fine grain.
Bad appearance
Scratch
resistanc
e
2
5
2
20
0
Crack
Wrong material
choice
Bad appearance
Impact
test
3
5
3
45
0
Be properly fixed to
door
Retainer house to
week
Bad appearance
2
5
2
20
0
2
Upper insert
Oregistrerad kopia vid utskrift/
Unregistered copy when printed
Bilaga/Appendix: 27488001.xls
Sida/Page: 3(12)
FELEFFEKTSANALYS/FAILURE MODE AND EFFECT ANALYSIS KONSTRUKTION/DESIGN
Volvo Personvagnar AB
Huvudsystem/Main system
Artikelbenämning/Part name.
Ritn nr/Dwg No.
Leverantör/Supplier
PSS120 Interior trim
Doorpanel, front and rear
N/A
Lear
Funktion/Function
Datum/Date
Utförd av/Issued by
Status - hårdvara/Status - hardware
Projekt/Project
Utgåva/Issue
Door upholstery
04-04-07
Anders Eriksson
Approved design
Y286 and Y285
1
ARTIKEL/PART
FELKARAKTÄRISTIK/CHARACTERISTICS OF FAILURE
RATING
ÅTGÄRD-STATUS/ACTION-STATUS
Nr/
No
Funktion/
Function
Feltyp/
Failure mode
Felorsak/
Causes of failure
Feleffekt på komponent/syst.
Effects of failure on part/syst.
Provning/
Testing
Po
S
Pd
RPN
Rekommenderad åtgärd/
Recommendations
Beslutad åtgärd/
Decisions taken
Po
S
Pd
RPN
Ansvar
avd/sign
Fixate/position
IDO
Pins get broken
Pins are overwelded
Weak joint - parts
gets loose, rattle
2
5
3
30
0
Pins get broken
Pins are overwelded
Bad appearance -
parts gets loose
2
5
3
30
0
Parts get loose
Too few welding
points
Rattle
2
5
3
30
0
Parts get loose
Too few welding
points
Bad appearance
2
5
3
30
0
The parts do not fit
together
Tolerances not taken
care of
Process problems
2
7
1
14
0
Comfortable
impression
Delamination
Bad shape
Bad appearance
Adhesion
test
3
5
5
75
0
Delamination
Wrong foam
Bad appearance
Adhesion
test
3
5
5
75
0
Too hard
Lack of foam
Bad feeling
3
3
6
54
0
Colour variations
Bad UV resistance
Bad appearance
Sun-
simulatio
n, Light
resistanc
e
2
5
2
20
0
Dirt on insert on light
colours
Sensitive material
Bad appearance
Resistan
ce to
stain
remover
8
5
4
160 Change of material
from tricotplastic to
PUR
0 J
Salomonss
on
Glossy appearance
from wear
Wrong grain/surface
material combination
Bad appearance
Wear-
resistanc
e
3
5
4
60
0
Provide fixation
for grabhandle
Parts get loose
Too few welding
points
Rattle
2
5
3
30
0
Oregistrerad kopia vid utskrift/
Unregistered copy when printed
Bilaga/Appendix: 27488001.xls
Sida/Page: 4(12)
FELEFFEKTSANALYS/FAILURE MODE AND EFFECT ANALYSIS KONSTRUKTION/DESIGN
Volvo Personvagnar AB
Huvudsystem/Main system
Artikelbenämning/Part name.
Ritn nr/Dwg No.
Leverantör/Supplier
PSS120 Interior trim
Doorpanel, front and rear
N/A
Lear
Funktion/Function
Datum/Date
Utförd av/Issued by
Status - hårdvara/Status - hardware
Projekt/Project
Utgåva/Issue
Door upholstery
04-04-07
Anders Eriksson
Approved design
Y286 and Y285
1
ARTIKEL/PART
FELKARAKTÄRISTIK/CHARACTERISTICS OF FAILURE
RATING
ÅTGÄRD-STATUS/ACTION-STATUS
Nr/
No
Funktion/
Function
Feltyp/
Failure mode
Felorsak/
Causes of failure
Feleffekt på komponent/syst.
Effects of failure on part/syst.
Provning/
Testing
Po
S
Pd
RPN
Rekommenderad åtgärd/
Recommendations
Beslutad åtgärd/
Decisions taken
Po
S
Pd
RPN
Ansvar
avd/sign
Parts get loose
Too few welding
points
Bad appearance
2
5
3
30
0
The parts do not fit
together
Tolerances not taken
care of
Process problems
2
7
1
14
0
Aesthetic
impression
Sink marks
Wrong dimension of
structure
Bad appearance
2
5
2
20
0
3
Lower insert
Part of the
storage (front:
0,5 l bottle and
an A4 map)
Damaged surface
material
Sensitive surface
material
Bad appearance
Wear-
resistanc
e
4
5
8
160 More robust surface
material
0 J
Salomonss
on
Bottle and map do not
fit
Wrong shape
Poor storage function
3
5
2
30
0
Bottles fall when
closing door or driving
Wrong shape
Poor storage function
5
5
2
50
0
Fixate to upper
insert
Parts get loose
Too few welding
points
Rattle
2
5
3
30
0
Parts get loose
Too few welding
points
Bad appearance
2
5
3
30
0
The parts do not fit
together
Tolerances not taken
care of
Process problems
2
7
1
14
0
Provide fixation
for grabhandle
Parts get loose
Too few welding
points
Rattle
2
5
3
30
0
Parts get loose
Too few welding
points
Bad appearance
2
5
3
30
0
The parts do not fit
together
Tolerances not taken
care of
Process problems
2
7
1
14
0
Oregistrerad kopia vid utskrift/
Unregistered copy when printed
Bilaga/Appendix: 27488001.xls
Sida/Page: 5(12)
FELEFFEKTSANALYS/FAILURE MODE AND EFFECT ANALYSIS KONSTRUKTION/DESIGN
Volvo Personvagnar AB
Huvudsystem/Main system
Artikelbenämning/Part name.
Ritn nr/Dwg No.
Leverantör/Supplier
PSS120 Interior trim
Doorpanel, front and rear
N/A
Lear
Funktion/Function
Datum/Date
Utförd av/Issued by
Status - hårdvara/Status - hardware
Projekt/Project
Utgåva/Issue
Door upholstery
04-04-07
Anders Eriksson
Approved design
Y286 and Y285
1
ARTIKEL/PART
FELKARAKTÄRISTIK/CHARACTERISTICS OF FAILURE
RATING
ÅTGÄRD-STATUS/ACTION-STATUS
Nr/
No
Funktion/
Function
Feltyp/
Failure mode
Felorsak/
Causes of failure
Feleffekt på komponent/syst.
Effects of failure on part/syst.
Provning/
Testing
Po
S
Pd
RPN
Rekommenderad åtgärd/
Recommendations
Beslutad åtgärd/
Decisions taken
Po
S
Pd
RPN
Ansvar
avd/sign
Fixate toward
module
Insert gets loose
Too small contact
area around the
screw
Rattle
6
5
6
180 Design bigger contact
areas
0 J
Salomonss
on
Insert gets loose
Too small contact
area around the
screw
Bad appearance
6
5
6
180 Design bigger contact
areas
0 J
Salomonss
on
Insert gets loose
Too small contact
area around the
screw
Poor solidity
6
5
6
180 Design bigger contact
areas
0 J
Salomonss
on
Insert gets loose
Plastic material gets
relaxed
Rattle
6
5
6
180 Use metal bushings
0 J
Salomonss
on
Insert gets loose
Plastic material gets
relaxed
Poor solidity
6
5
6
180 Use metal bushings
0 J
Salomonss
on
Insert gets loose
Plastic material gets
relaxed
Bad appearance
6
5
6
180 Use metal bushings
0 J
Salomonss
on
Sealing surface
towards
speaker grille
Speaker grille not
sealed off
Pins are overwelded
Bad audio
2
5
3
30
0
Speaker grille not
sealed off
Too few welding
points
Bad audio
2
5
3
30
0
Speaker grille not
sealed off
Different materials
behaviour
Bad audio
Ageing-
test
3
5
3
45
0
Speaker grille not
sealed off
Tolerances not taken
care of
Process problems
2
7
1
14
0
Fixation for
midrange
speaker, front
door (3 screws)
Screws come loose
Material relaxes
Rattle
4
5
6
120 Improve fixation,
implement j-clip
0 J
Salomonss
on
Oregistrerad kopia vid utskrift/
Unregistered copy when printed
Plik z chomika:
Patryk1313
Inne pliki z tego folderu:
DFMEA.pdf
(66 KB)
Inne foldery tego chomika:
1 Design Records
10 Material Test Results
11 Initial Process Studies
13 AAR
17 Record of Compliance with Customer Specific Requirements
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