NHTSA ID Number: 10180521
Manufacturer Communication Number: No. 12-20.2
TSB/Document Date: 2020-10-01
Summary
Service campaign information for Porsche
Workshop campaign WLA8 Workshop campaign - Checking connecting shaft for front-wheel drive and replacing it if necessary
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TSB/Document ID: No. 12-20.2
Replacement Service Bulletin Number:
MFR Communication Date: 2020-09-17
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
Service
Technical Information
12/20
ENU
WLA8
3
WLA8 Workshop campaign - Checking connecting shaft for front-wheel drive and replacing
it if necessary
Introduction
Vehicle Type:
Panamera Turbo (971)/Panamera Turbo Executive (971)/Panamera Turbo Sport Turismo
(971)
Panamera Turbo S E-Hybrid (971)/Panamera Turbo S E-Hybrid Executive (971)/Panamera
Turbo S E-Hybrid Sport Turismo (971)
Model Year:
As of 2017 up to 2018
Equipment:
All-wheel drive
Subject:
Connecting shaft for front-axle final drive
Information:
There is a possibility that the splines of the connecting shaft for the front-axle final drive were
not greased according to specifications on the affected vehicles.
If this is the case, the area on and around the splines can become corroded over the service life of the
vehicle and as a result, the splines will wear. The customer may hear noises.
Remedial
Action:
•
•
Checking connecting shaft for front-axle final drive
Replacing the connecting shaft and front-axle final drive if necessary, depending on the result of the
check
Affected
Vehicles:
Only vehicles assigned to the campaign (see also PCSS Vehicle Information). There are 2,153 vehicles
affected by this campaign.
AfterSales
Sep 17, 2020
Page 1 of 21
3
Service
WLA8
ENU
Technical Information
12/20
Installation
Position:
1
2
Overview of installation position
– Connecting shaft (check and replace if necessary)
– Front-axle final drive (replace if necessary)
Required parts and materials
Parts Info:
No parts are required for checking the connecting shaft for the front-axle final drive.
Parts required for replacing the connecting shaft for the front-axle final drive, depending on the result
of the check:
Sep 17, 2020
Page 2 of 21
Part No.
Designation
– Use
Qty.
9A730720300
Connecting shaft
– Front-wheel drive
1 ea.
9A7409505KX
Front-axle final drive
– Front-wheel drive
1 ea.
N 0123741
Circlip
– Front-wheel drive
1 ea.
AfterSales
Service
Technical Information
12/20
ENU
WHT005157
1 ea.
9A740763500
Circlip
– Left and right drive shaft
2 ea.
298407475
Protective ring
– Left and right drive shaft
2 ea.
971407297
Circlip
– Drive shaft
1 ea.
N 10687201
Cheese head bolt, M10 x 45
– Engine carrier to engine
6 ea.
PAF911489
Hex flange bolt, M12 x 1.5 x 60
– Engine mount to bracket
2 ea.
N 91244301
Hex flange bolt, M12 x 1.5 x 90
– Front-axle carrier to body front
– Strut to body
8 ea.
N 91251301
Hexagon flange bolt, M10 x 60
– Transmission support to body
6 ea.
N 10714101
Hexagon flange bolt, M10 x 25
– Strut to body
2 ea.
N 10628301
Hex flange bolt, M12 x 1.5 x 90
– Spring strut to lower trailing arm
2 ea.
PAF104029
Hexagon collar nut, M12
– Spring strut to lower trailing arm
2 ea.
WHT005633
Double-hex collar nut, M14 x 1.5
– Lower trailing arm to wheel bearing housing
2 ea.
9A700499500
Hexagon nut, M12 x 1.5
– Tie-rod ball to wheel bearing housing
2 ea.
WHT005819
Hexagon collar nut, M12 x 1.5
– Upper trailing arm to wheel bearing housing
2 ea.
N 10082913
Hexagon-head bolt, M6 x 16
– Brake cover panel to wheel bearing housing
10 ea.
N 10456004
Internal hexagon round countersunk screw, M6 x
12
– Brake disc to wheel hub
4 ea.
WHT004955A
Internal hexagon round cheese head bolt, M8 x 30
– Steering column (center) to power-steering gear
1 ea.
N 90440003
Hexagon-head bolt, M8 x 35
– A-strut to body
2 ea.
AfterSales
WLA8
3
Sep 17, 2020
Page 3 of 21
3
Service
WLA8
Sep 17, 2020
Page 4 of 21
ENU
Technical Information
12/20
9A700489400
O-ring, 31.42 x 2.62
– Cardan shaft to transmission
1 ea.
9A752572202
Circlip
– Cardan shaft to transmission
1 ea.
WHT005156
O-ring, 28 x 2
– Cardan shaft to rear axle
1 ea.
9A750730100
Circlip, 31.5
– Cardan shaft to rear axle
1 ea.
9A757374903
O-ring, 16.25 x 2.5
– Refrigerant intake pipe to condenser
2 ea.
95557374900
Round sealing ring, 9.5 x 2.5
– Refrigerant lines to condenser
– High-pressure refrigerant line
3 ea.
99970755741
O-ring, 11 x 2.5
– Refrigerant lines in engine compartment
2 ea.
N 10664503
Hex flange bolt, M8 x 45
– Side strut to body
2 ea.
N 10272302
Hexagon collar nut, M10
– Connecting link to wheel bearing housing
2 ea.
WHT008539
Hex flange bolt, M10 x 80
– Torque support screw
– Dome strut to body
3 ea.
N 10261311
Hexagon nut, M10
– Dome strut to body
– Spring strut to body
8 ea.
N 10625901
Hex flange bolt, M10 x 70
– Torque support screw
1 ea.
N 90666003
O-ring, 11.5 x 3
– ATF line to ATF cooler
2 ea.
95511110830
Clamp
– Exhaust system
2 ea.
971253115B
Seal
– Primary catalytic converter to exhaust
turbocharger
2 ea.
9A725372500
Clamp
– Primary catalytic converter to exhaust
turbocharger
2 ea.
AfterSales
Service
Technical Information
12/20
ENU
PAB253725
Clamp
– Primary catalytic converter to catalytic converter
2 ea.
5Q0253115B
Seal
– Primary catalytic converter to catalytic converter
2 ea.
N 91130801
Hexagon nut, self-locking, M8
– Catalytic converter to primary catalytic converter
6 ea.
WLA8
3
Additional parts required for vehicles with 19" or 20" disc brakes (I-no. 1LM, 1LP, 1LK, 1LL,
1LC, 1LI, 1LJ, 1LW):
WHT004572
Collared cheese head bolt, M14 x 1.5 x 135
– 19", 20" brake calliper
4 ea.
9A769826900
Retainer spring for brake pad
– Brake calliper
2 ea.
or
Additional parts required for vehicles with PCCB disc brakes (I-no. 1LV, 1ZQ):
WHT004572
Collared cheese head bolt, M14 x 1.5 x 135
– PCCB brake calliper
4 ea.
971698231A
Retainer spring for brake pad
– PCCB brake calliper
2 ea.
Additional parts required for vehicles without PDCC:
N 10793603
Hex flange bolt, M12 x 1.5 x 60
– Anti-roll bar to connecting link (conventional)
2 ea.
N 0150818
Hexagon collar nut, M12 x 1.5
– Anti-roll bar to connecting link (conventional)
2 ea.
or
Additional parts required for vehicles with PDCC (I-no. 1P7):
N 10702302
Materials:
Hexagon-head bolt, M12 x 1.5 x 50
– Anti-roll bar to connecting link (PDCC)
2 ea.
No materials are required for checking the connecting shaft.
Materials required for replacing the connecting shaft for the front-axle final drive, depending on the
result of the check (usually already available at the Porsche dealer):
AfterSales
Sep 17, 2020
Page 5 of 21
3
Service
WLA8
ENU
Technical Information
12/20
Part No.
Designation
– Use
Qty.
00004330586
Anti Seize AS040P mounting paste, 10 g/ 3.5 oz
applicator gun
– Connecting shaft splines
1 ea.
00004330534
Transmission oil, 1-liter/ 33.8 fl. oz. container
– Front-axle final drive
As much as required
(approx. 0.5
liter/16.9 fl. oz.
required per vehicle)
00004321044
Pentosin FFL-8, 1-liter/ 33.8 fl. oz. container
– ATF for transmission
As much as required
(approx. 0.2 liter/ 6.7
fl. oz. required per
vehicle)
00004330516
Coolant additive, 20-liter/ 676.3 fl. oz. container
– Cooling system
As much as required
(approx. 2 liter/ 67.6
fl. oz. required per
vehicle)
00004330508
Mounting paste, 100 g tube
– Inner drive shaft splines
As much as required
(approx. 10 g/ 3.5
ozrams required per
vehicle)
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