End readiness for operation and remove P90999 - PIWIS Tester 4.

Replace rear electric machine (only for vehicles assigned to scope 2 or with out-of-spec result after
scope 4 inspection)
Work Procedure: 1

2

3

Remove previous rear electric machine.
 Technical Information '934119 Remove and install the rear axle module'
Convert engine holder from previous rear electric machine to new rear electric machine.
For work procedure, see:
 Technical Information '103120 Removing and installing engine carrier (front)'
Install the new rear electric machine.

 Technical Information '934119 Remove and install the rear axle module'

AfterSales

Nov 15, 2024
Page 9 of 19

9

Service

Technical Information

ENU 184/24

WRS7

Information
Always make sure that the power supply on the vehicle is not interrupted while working with the Porsche
System Tester. A battery charger with a current rating of at least 90 A must be connected to the vehicle
battery.
The Porsche System Tester instructions take precedence and in the event of a discrepancy, these are the
instructions that must be followed. Deviations may occur with later software versions.
The procedure described here has been structured in general terms; different or additional text may be
displayed in the Porsche System Tester.
4

Nov 15, 2024
Page 10 of 19

Program new rear electric machine.
4.1

P90999 - PIWIS Tester 4 must be connected to the vehicle before starting it. Establish
readiness for operation in the vehicle.

4.2

Position the original remote control in the
emergency start tray.

4.3

Select the vehicle type if necessary.

4.4

In the overview.

4.5

The P90999 - PIWIS tester 4 starts the
vehicle composite test. A new electric spare
part/control unit is detected.

4.6

The P90999 - PIWIS Tester 4 specifies the
further procedure.

4.7

Follow the P90999 - PIWIS Tester 4
instructions in menu.

4.8

Back to the Overview.

4.9

Read out all fault memories, process and
delete existing faults if necessary

4.10

Exit the diagnostic application.

Original handheld transmitter in
emergency start tray

5

Reset rotor position.
 Technical Information '931855 Replace high-voltage rear pulse inverter'

6

Teach anti-theft protection functions (VKMS)
 Technical Information '387455 Replacing parking lock (V682)'

7

End readiness for operation and remove P90999 - PIWIS Tester 4.

AfterSales

Service

Technical Information

184/24 ENU

WRS7

9

Warranty processing
Information
The specified labor times were determined specifically for carrying out this campaign and include all
necessary preliminary and subsequent rework. The labor time may differ from the labor time published
in the Labor Operation List in the PCSS.
Scope 1:

Replacing electric machine on front axle
Labor time:
Replacing electric machine on front axle
Includes:
Deactivating and activating high-voltage system
Removing and installing wheels
Removing and installing front cover
Removing and installing front wheel housing liner
Loosening and securing front brake callipers
Removing and installing wheel bearing housing
Loosening and fastening engine mount
Checking and topping up coolant
Programming electric machine
Resetting rotor position
Measuring vehicle front and rear
Calibrating front camera
Calibrating control unit for distance measuring sensor
Calibrating steering-angle sensor for PSM

Labor time: 1355 TU

Required parts:
Part No.

Designation
– Location

Quantity

PAC901131B

Drive motor for electric drive
– Front axle

1 piece

PAF91221601

M10 x 85 hexagon-head bolt
– Strut (dome strut)

4 pieces

PAF102861

M10 hexagon collar nut, self-locking
– Connecting link

4 pieces

WHT007061

12 point socket, M10 x 85
– Connecting link

2 pieces

PAF107004

Hexagon flange bolt, M10 x 70
– Connecting link

2 pieces

AfterSales

Nov 15, 2024
Page 11 of 19

9

Service
WRS7

Technical Information

ENU 184/24

PAF009781

Double-hex collar nut, M12 x 1.5, self-locking
– Control arm to lower trailing arm

4 pieces

N 10699401

Hexagon-head bolt, M10 x 50
– Upper trailing arm

4 pieces

PAF009363C

Hexagon flange bolt (combination), M16 x 1.5 x 68
– Front drive shaft

2 pieces

PAD501303

Retaining ring
– Front drive shaft

2 pieces

PAF104018

Hexagon collar nut, M14 x 1.5
– Spring strut fork

2 pieces

N 91236301

Hexagon-head bolt (combination) M14 x 1.5 x 100
– Spring strut fork

2 pieces

N 91070001

M8 x 30 cheese head bolt
– Steering column lower part

1 piece

PAF913006

Twelve-edged flange screw (combination) AM 16 x 1.5 x 125
– Front-axle carrier, rear

2 pieces

PAF913173

Hexagon-head bolt (combination) M14 x 1.5 x 120
– Front-axle carrier, rear

2 pieces

PAF91237901

Hexagon flange bolt (combination), M14 x 1.5 x 100
– Center front axle carrier

2 pieces

PAF912998

Hexagon flange bolt (combination), M16 x 1.5 x 95
– Front axle carrier, front

2 pieces

PAF908342

Hexagon-head bolt (combination) BM10 x 105 x 45
– Front axle carrier, front

2 pieces

PAF912963

Hexagon flange bolt (combination), M14 x 1.5 x 85
- Motor carrier right and left

2 pieces

PAF004571

Collared cheese head bolt with multiple-tooth head,
M14 x 1.5 x 115
– Brake calliper front

4 pieces

Collared cheese head bolt with multiple-tooth head,
M14 x 1.5 x 135
– Brake calliper front

4 pieces

or
PAF004572

Required materials (usually already available in the Porsche Center):
00004321086

Brake fluid (30 liter/ 7.92 gal)

0.01 pieces

V04015003P

Coolant additive

0.03 pieces

 Damage Number WRS7 066 000 2
Nov 15, 2024
Page 12 of 19

AfterSales

Service

Technical Information
Scope 2:

184/24 ENU

WRS7

9

Replacing electric machine on rear axle
Labor time:
Replacing electric machine on rear axle
Includes:
Deactivating and activating high-voltage system
Removing and installing wheels
Removing and installing rear cover
Removing and installing rear wheel housing liners
Loosening and fastening rear brake calliper
Removing and installing wheel bearing housing
Loosening and fastening engine mount
Loosening and fastening engine carrier
Checking and topping up coolant
Programming rear electric machine
Resetting rotor position
Teaching anti-theft functions (VKMS)
Measuring vehicle front and rear
Calibrating front camera
Calibrating control unit for distance measuring sensor
Calibrating steering-angle sensor for PSM

Labor time: 983 TU

Required parts:
Part No.

Designation
– Location

Quantity

PAD901142A

Drive motor for electric drive
– Rear axle

1 piece

PAF911476

Hexagon-head bolt (combi) M14 x 1.5 x 48
– Rear brake carrier

4 pieces

PAF103353

Hexagon nut M14 x 1.5
– Trailing arm

2 pieces

N 91236301

Hexagon-head bolt (combination) M14 x 1.5 x 100
– Front axle strut/engine mount

3 pieces

N 91236401

Hexagon-head bolt (combination) M12 x 1.5 x100
– Shock absorber

2 pieces

N 10106403

Hexagon collar nut, self-locking
– Shock absorber

2 pieces

AfterSales

Nov 15, 2024
Page 13 of 19

9

Service
WRS7

Technical Information

ENU 184/24

N 91066101

Hexagonal bolt (combination), M10 x 35
– Shock absorber

4 pieces

PAF912630

Hexagon flange bolt (combination), M14 x 1.5 x 170 x 115-S
– Rear axle, rear

2 pieces

PAF913078

Hexagon-head bolt with multiple-tooth head (Duo)
BM16 x 1,5 x 195 x 90-S2
– Rear axle, front

2 pieces

PAF107192

Hexagon flange bolt (combination)
– Bracket, rear axle, front

4 pieces

PAF010085

Hex flange bolt, self-locking M8 x 22 - MK
– Brake calliper rear

4 pieces

PAF104029

Hexagon collar nut, M12 x 1.5
– Upper control arm, front

4 pieces

PAF912878

Hexagon-head bolt with multiple-tooth head (Duo)
M12 x 1.5 x 85-S22
– Upper control arm, rear

6 pieces

PAF006496

Hexagon flange bolt (combination), M14 x 1.5 x 100
– Tie rod

2 pieces

PAF912938A

Twelve-edged flange screw (combination) AM14 x 1.5 x 110
– Rear axle module

2 pieces

PAF912363

Hexagon-head bolt (combination) M14 x 1.5 x 100
– Rear axle module

1 piece

PAC501395

Circlip on drive shaft
– Drive shaft

2 pieces

PAB121809A

Seal
– Coolant reservoir

1 piece

N 10702302

Hexagon-head bolt M12 x 1.5 x 50
– Right engine carrier/front engine carrier

7 pieces

PAF913022