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NHTSA ID Number: 10198499

Manufacturer Communication Number: 918974-15

TSB/Document Date: 2021-06-28


Summary

Ground cable for front electric machine - There is a possibility that a line bracket for the ground cable for potential equalisation of the front electric machine is fitted incorrectly on the affected vehicles.


74/15

12.3

Screw a new line bracket  Installing line
bracket -2- as far as it will go onto the pin cap
on the monocoque and then align it so that the
tie-wrap is at the top of the line bracket.

12.4

Route the ground cable  Installing line
bracket -1- above the line bracket 
Installing line bracket -2- and secure it to the
line bracket with the tie-wrap.
Cut off the extra length at the end of the
tie-wrap and remove it.

13 Install front power electronics  Workshop Manual
'279119 Removing and installing power electronics
(front)'.

Installing line bracket

14 Install pressure accumulator for front axle lift system  Workshop Manual '438219 Removing and
installing pressure accumulator for front axle lift system'.
15 Install luggage compartment pan.
15.1

Install luggage compartment pan  Workshop Manual '502019 Removing and installing
floor front section'.

15.2

Install cowl panel cover  Workshop Manual '664419 Removing and installing cowl panel
cover'.

15.3

Install front trim panel  Workshop Manual '700219 Removing and installing front trim
panel'.

15.4

Install wiper arm  Workshop Manual '922519 Removing and installing wiper arm'.

15.5

Install front apron  Workshop Manual '631519 Removing and installing front apron'.

15.6

Install headlights at the left and right  Workshop Manual '941519 Removing and installing
headlights'.

15.7

Install cover for transverse lock support  Workshop Manual '703919 Removing and
installing cover for lock support'.

15.8

Install luggage compartment lamp  Workshop Manual '964019 Removing and installing
luggage compartment lamp'.

15.9

Install front luggage compartment trim panels  Workshop Manual '700519 Removing and
installing front luggage compartment trim panel'.

16 Install low-voltage battery  Workshop Manual '270619 Removing and installing battery'.
17 Start the high-voltage system and complete the relevant documentation  Workshop Manual
'2X00IN Isolating high-voltage electrical system from power supply/Starting high-voltage electrical
system (diagnostics)'.

Feb 25, 2016
Page 12 of 27

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Service

Technical Information

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ENU

WF49

9

18 Fill the air conditioning system  Workshop Manual '870317 Draining and filling refrigerant'.
19 Fill in coolant for medium- and low-temperature cooling system and bleed the cooling system.
19.1

Fill in coolant for medium- and low-temperature cooling system  Workshop Manual
'193817 Draining and filling coolant - medium- and low-temperature cooling system'.

19.2

Bleed the cooling system  Workshop Manual '190107 Bleeding the cooling system medium/low-temperature cooling system'.

20 Install underbody covers.
20.1

Install rear underbody cover  Workshop Manual '519419 Removing and installing cover for
rear underbody'.

20.2

Install centre underbody cover  Workshop Manual '51931900 Removing and installing
cover for centre underbody'.

20.3

Install front underbody cover  Workshop Manual '519219 Removing and installing cover
for front underbody'.

20.4

Install front wheel housing liner (rear part) at the left and right  Workshop Manual
'50561905 Removing and installing front wheel housing liner (rear part)'.

20.5

Install front wheel housing liner (front part) at the right  Workshop Manual '50561901
Removing and installing front wheel housing liner (front part)'.

20.6

Install centre underbody cover (at the sides) at the left and right  Workshop Manual
'51931901 Removing and installing cover for centre underbody (at the sides)'.

21 Fit front and rear wheels  Workshop Manual '440519 Removing and installing wheel'.
22 Install engine cover  Workshop Manual '108319 Removing and installing engine cover'.
23 Install trim panel for roll-over bar at the left and right  Workshop Manual '663519 Removing and
installing trim panel for roll-over bar'.
24 Lower the vehicle and remove it from the lifting platform  Workshop Manual '4X00IN Lifting the
vehicle'.
24.1

Lower the vehicle onto the 9453 - access ramps with the lifting platform.

24.2

Remove mounting plates 9002 - Lifting platform holders and install the covers on the
underbody  Workshop Manual '518119 Removing and installing jacking points'.

25 Adjust the headlights  Workshop Manual '941515 Adjusting headlights'.
26 Enter the campaign in the Warranty and Maintenance booklet.
End of action required. For invoicing, see Scope 2 under  Technical Information 'WF4900
Invoicing'.

2016© PorscheeBay logo Cars North America, Inc.

AfterSales

Feb 25, 2016
Page 13 of 27

9

Service
WF49

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Technical Information

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Replacing bellows on inner right drive shaft and ground cable for the front electric machine
Procedure:

1

Drain coolant for high-temperature cooling system  Workshop Manual '193817 Draining and filling
coolant - high-temperature engine cooling system'

2

Remove passenger compartment heater (PTC heating core)  Workshop Manual '828019
Removing and installing passenger compartment heater'.

3

Remove coolant lines on the front-axle cross member.

 Workshop Manual '196419 Removing and installing front coolant pipes - medium- and
low-temperature cooling system'
 Workshop Manual '196419 Removing and installing front coolant pipes - high-temperature cooling
system'
4

Loosen and unscrew clamping screw  Universal
joint for steering column -1- for the universal joint for
the steering column on the steering gear.
To do this, secure the steering wheel in centre
position. The clamping screw is then accessible
through an opening in the monocoque.

5

Remove front-axle cross member (subframe).
Information

6

Feb 25, 2016
Page 14 of 27

Do not open the brake hydraulic
system (brake lines remain
connected).

Universal joint for steering column

5.1

Loosen front brake calliper at the left and right on the wheel carriers  Workshop Manual
'473919 Removing and installing front brake calliper'.
Suspend brake callipers on the vehicle using tie-wraps, for example.

5.2

Loosen anti-roll bar at the connecting links  Workshop Manual '407819 Removing and
installing connecting link for anti-roll bar'.

5.3

Loosen upper trailing arms at the left and right on the wheel carriereBay logo  Workshop Manual
'401519 Removing and installing upper trailing arm'.

5.4

Remove front spring struts at the left and right  Workshop Manual '408519 Removing and
installing front spring strut'.

5.5

Remove front-axle cross member  Workshop Manual '400919 Removing and installing
front-axle cross member (subframe)'.

Replace ground cable for front electric machine.

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Technical Information
6.1

74/15

ENU

WF49

9

Loosen and unscrew fastening screw 
Removing ground cable -2- for the ground
cable  Removing ground cable -1- at the
front electric machine  Removing ground
cable -3-. Pull off and remove ground cable.

Removing ground cable
6.2

6.3

7

Position new ground cable  Installing
ground cable -1- with the threaded eyelet
without identification tag  Installing
ground cable -3- on the electric machine in
such a way that the ground cable is routed
to the right when viewed in direction of
travel.
Make sure that the line bracket  Installing
ground cable -2- is positioned on the
underside of the ground cable and that the
identification tag  Installing ground cable
-3- is positioned in front of the line bracket
when viewed in direction of travel.

Installing ground cable

Screw in and tighten fastening screw  Installing ground cable -4- for the ground cable 
Installing ground cable -1-. Counter at the ground cable to prevent the ground cable from
turning.
Tightening torque 10 Nm (7.5 ftlb.)

Replace bellows on the inner right drive shaft.
7.1

Remove right wheel carriereBay logo at the lower wishbone  Workshop Manual '400519 Removing
and installing front wheel suspension'.

7.2

Remove drive shaft from the wheel carriereBay logo you have just removed  Workshop Manual
'404119 Removing and installing front drive shaft'.

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AfterSales

Feb 25, 2016
Page 15 of 27

9

Service
WF49

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Technical Information

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Information
The drive shaft has a tripod joint on the inside and a constant-velocity joint on the outside.
The procedure and materials required for the inner and outer bellows are thus different.

8

Feb 25, 2016
Page 16 of 27

Pull the bellows down or push it on over the wheel side of the drive shaft.

Always replace both bellows (inner and outer).

Clean the drive shaft before installing the new bellows so that the bellows do not get
dirty when sliding them on.

The bellows on the transmission side and the bellows on the wheel side are not identical
parts. Take note of which bellows belongs at which end of the drive shaft. Do not mix
up the parts.

7.3

Replace inner and outer bellows  Workshop Manual '404755 Drive shaft: Replacing inner
and outer bellows'.

7.4

Install drive shaft on the right wheel carriereBay logo  Workshop Manual '404119 Removing and
installing front drive shaft'.

7.5

Install right wheel carriereBay logo at the lower wishbone  Workshop Manual '400519 Removing and
installing front wheel suspension'.

Install front-axle cross member (subframe).
8.1

Install front-axle cross member  Workshop Manual '400919 Removing and installing
front-axle cross member (subframe)'.

8.2

Install front spring struts at the left and right  Workshop Manual '408519 Removing and
installing front spring strut'.

8.3

Secure upper trailing arms at the left and right on the wheel carriereBay logo  Workshop Manual
'401519 Removing and installing upper trailing arm'.

8.4

Secure anti-roll bar at the connecting links  Workshop Manual '407819 Removing and
installing connecting link for anti-roll bar'.

8.5

Secure front brake calliper at the left and right to the wheel carriers  Workshop Manual
'473919 Removing and installing front brake calliper'.

AfterSales

2016© PorscheeBay logo Cars North America, Inc.

Service

Technical Information
9

74/15

ENU

WF49

9

Push universal joint of the steering column onto
the steering gear at the correct position. Note the
position of the notch for the clamping screw while
doing this.
Screw in and tighten clamping screw  Universal
joint for steering column -1- used to secure the
universal joint of the steering column to the steering
gear.
Tightening torque 20 Nm (15 ftlb.) +90°

10 Install coolant lines on the front-axle cross member.
 Workshop Manual '196419 Removing and
Universal joint for steering column
installing front coolant pipes - medium- and
low-temperature cooling system'
 Workshop Manual '196419 Removing and installing front coolant pipes - high-temperature cooling
system'
11 Install passenger compartment heater (PTC heating core)  Workshop Manual '828019 Removing
and installing passenger compartment heater'.
12 Install front power electronics  Workshop Manual '279119 Removing and installing power electronics (front)'.
13 Install pressure accumulator for front axle lift system  Workshop Manual '438219 Removing and
installing pressure accumulator for front axle lift system'.
14 Install luggage compartment pan.
14.1

Install luggage compartment pan  Workshop Manual '502019 Removing and installing
floor front section'.

14.2

Install cowl panel cover  Workshop Manual '664419 Removing and installing cowl panel
cover'.

14.3

Install front trim panel  Workshop Manual '700219 Removing and installing front trim
panel'.

14.4

Install wiper arm  Workshop Manual '922519 Removing and installing wiper arm'.

14.5

Install front apron  Workshop Manual '631519 Removing and installing front apron'.

14.6

Install headlights at the left and right  Workshop Manual '941519 Removing and installing
headlights'.

14.7

Install cover for transverse lock support  Workshop Manual '703919 Removing and
installing cover for lock support'.

14.8

Install luggage compartment lamp  Workshop Manual '964019 Removing and installing
luggage compartment lamp'.

2016© PorscheeBay logo Cars North America, Inc.

AfterSales

Feb 25, 2016

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TSB/Document ID: 918974-15

Replacement Service Bulletin Number:

MFR Communication Date: 2016-02-25

MFR Internal Campaign ID/Software Version:

Communication Type: Service Bulletin/Repair Instructions

NHTSA Components: ELECTRICAL SYSTEM

MFR Component System:

MFR Component Subsystem:


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