No. 3-15

Installation and Conversion Instructions
Macan (95B)
3/15
ENU
6690
6
Trailer Hitch – Mechanical (1D6)
Revision:
This bulletin replaces bulletin Group 6, 3/15 dated March 12, 2015.
Model Year:
As of 2014 up to 2018
Information:
Retrofitting
Restrictions:
•
NOT in conjunction with stainless steel rear panel (2JX)
Figure 1
Note:
The Macan can be retrofitted with a trailer hitch. Note the following special features:
•
•
•
•
Permissible hook load of 440 lbs (200 kg)
Plug socket preparation for USA version
Payload following installation, restricted by higher vehicle curb weight!
Gross vehicle weight and axle load must not be exceeded!
Information
Further information/technical values, instructions for using the trailer hitch and "Driving with a trailer" can
be found in the:
•
Macan Owner's Manual, topics: "Trailer Hitch", "More Safety and More Driving Pleasure" and
"Weights"
•
Vehicle registration documents
Tequipment
Aug 17, 2020
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6
Macan (95B)
6690
Part Info:
ENU
Installation and Conversion Instructions
3/15
95B.044.802.31
 Towbar system – mechanical – USA (1D6), set
Parts List:
Figure 2
Aug 17, 2020
Page 2 of 12
95B.044.802.35
1x
Wire harness ( Figure 2 -1-) consisting of:
———
1x
Ground line for trailer hitch  Figure 2 -1a-
———
1x
Wire harness for control unit  Figure 2 -1b-
8R0.800.491.A
1x
Trailer hitch  Figure 2 -2-
999.650.893.401
1x
7-pin socket with 3 screws  Figure 2 -3-
4H0.907.383.M
1x
Control unit for mechanical trailer hitch  Figure 2 -4-
7L5.945.2051
1x
Adapter for metal plate  Figure 2 -5-
95B.971.124.A1
1x
Wire harness  Figure 2 -6-
N. 910.742.01
4x
Screw, M5 x 16  Figure 2 -7-
N .038.549.4
2x
Expansion rivet, A8 x 12  Figure 2 -8-
95B.807.834D 1E0
1x
Rear panel, black  Figure 2 -9-
7L5.971.8852
1x
Cap  Figure 2 -10-
7L0.803.593
1x
Stopper for cover, square (not shown)
N . 907.721.02
4x
Bolt, M10 x 105 x 45 (not shown)
95B.971.1241
1x
Wire harness (not shown)
1
Not in USA (1D6) set
2
Only contained in set 95B.044.802.31.
Tequipment
Installation and Conversion Instructions
Tools:
Macan (95B)
3/15
ENU
Nr.88 - Torque angle torque wrench
VAS 6933 Disassembly tool
9900 - PIWIS Tester 3
Saw or vibrating knife
Steel drill bit, Ø up to 8.0 mm
Drill
Plastic wedge
Round/flat file
Electric torch
Flat scraper
6690
6
Knife
Assembly:
1
2
Preparatory work
1.1
Remove rear apron (  Workshop Manual '635519 Removing and installing rear apron').
1.2
Remove center luggage compartment trim panel (luggage compartment cover) ( 
Workshop Manual '700619 Removing and installing centre luggage compartment trim panel
(luggage compartment cover)').
1.3
Remove side trim panel for luggage compartment (loadspace cover) (  Workshop Manual
'700619 Removing and installing side trim panel for luggage compartment (luggage
compartment cover)').
1.4
Remove cover for rear lock carrier (  Workshop Manual '703919 Removing and installing
cover for rear lock carrier').
1.5
Remove side trim panel for luggage compartment at the right side (  Workshop Manual
'700319 Removing and installing side trim panel for rear luggage compartment').
1.6
Remove rear bumper (  Workshop Manual '635019 Removing and installing rear bumper').
1.7
Disconnect the battery (  Workshop Manual '2X00IN Work instructions after disconnecting
the battery').
Electrical work in passenger compartment
2.1
Route and connect ground line
Tequipment
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6
Macan (95B)
6690
ENU
Installation and Conversion Instructions
3/15
2.1.1
Disconnect pin connector socket,
green (towbar system preparation)
from the holder from the rear
( Figure 3 ).
1
2
3
– Pin connector socket,
green (towbar system
preparation)
– Bracket
– Plug (socket) towbar
system plug socket
2.1.2
Unlock pin connector socket (preparation) and push line BL 2.5² out of
pin 6.
2.1.3
Unlock a new green pin connector
socket (ground line) and push line
BL 2.5² into chamber 6.
Lock the new green pin connector
housing (ground line).
2.1.4
Install green pin connector socket
(ground line) into the holder from the
rear ( Figure 4 -Arrow-).
1
2
Aug 17, 2020
Page 4 of 12
Figure 3
– Ground line
– Cap nut for ground pin 42
2.1.5
Route ground line to ground pin 42
(rear, right) ( Figure 4 ).
2.1.6
Install cable ring eyelets onto
ground pin 42 and fasten loosely
with cap nut ( Figure 4 -2-).
An additional cable ring eyelet will
be installed on ground pin 42 later.
Tequipment
Figure 4
Installation and Conversion Instructions
2.2
ENU
6690
6
Clip towbar system control unit into
bracket ( Figure 5 ).
1
2
3
4
– Trailer hitch control unit
– Towbar system preparation
– Main wire harness
– Bracket
Information
Wire harness for trailer hitch
preparation is secured to the
main wire harness in the luggage
compartment at the right  Figure 4 -3-.
Figure 5
2.2.2
Disconnect towbar system preparation connector from main wiring harness.
2.2.3
Connect towbar system preparation plug to the trailer hitch control unit ( Figure 5
-a-).
Prepare control unit wire harness for installation
A
B
1
2.3.1
2.4
3/15
Install and connect towbar system control unit
2.2.1
2.3
Macan (95B)
– Wire harness for control unit (Not for
USA)
– Wire harness for control unit (USA
version)
– Branch for electric towbar system
button
Complete wire harness USA version
( Figure 6 -B -).
Connect branch for power supply (control
unit wiring harness)
Figure 6
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Aug 17, 2020
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6
Macan (95B)
6690
ENU
Installation and Conversion Instructions
3/15
2.4.1
Loosening fuse box in the luggage
compartment
1
2
– Hexagon nut
– Fuse box (luggage
compartment)
Remove hexagon nut ( Figure 7 ).
Pull fuse box (boot) out of the
openings on the longitudinal
member ( Figure 7 -a-).
Figure 7
2.4.2
Release locks of fuse strip C and
fuse strip B. Remove fuse strips B /
C by pulling them down ( Figure 8
-Arrows-) out of the fuse box.
1
2
3
– Fuse strip B
– Fuse strip C
– Locking mechanism
Figure 8
2.4.3
Release bottom cap from fuse
strips B and C on both sides and
unclip it ( Figure 9 -a-).
1
2
– Locking mechanism
– Bottom cap
Figure 9
Aug 17, 2020
Page 6 of 12
Tequipment
Macan (95B)
Installation and Conversion Instructions
2.4.4
3/15
ENU
6690
6
Use a screwdriver to open the
secondary lock on fuse strips B and
C ( Figure 10 -a-).
1
2
– Secondary lock
– Screwdriver
Information
Ensure socket contact is seated
securely.
2.4.5
Insert socket contacts into fuse
strips B / C as follows:
Figure 10
Fuse strip B, 1.5 mm2
Chamber
RD/WH line

2
RD/YE line

3
RD/BU line

4
Fuse strip C, 2.5 mm2
RD/WH line
Chamber

1
2.4.6
Close secondary lock on fuse strips B and C.
2.4.7
Install cap on fuse strips B and C.
2.4.8
Insert fuse strips C and B into the fuse box in the luggage compartment.
Tequipment
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6
Macan (95B)
6690
ENU
2.5
Secure fuse box in the luggage compartment.
1
2
2.6
Installation and Conversion Instructions
3/15
– Hexagon nut
– Fuse box (luggage compartment)
2.5.1
Install fuse box (luggage
compartment) into the openings on
the longitudinal member ( Figure
11 -a-).
2.5.2
Install hexagon nut.
Route and connect control unit wire harness.
Figure 11
2.6.1
Route control unit wire harness to
the trailer hitch control unit.
1
2
3
– Ground line for trailer hitch
– Ground pin 42
– Tie-wrap
Connect plug connection ( Figure
12 -a-).
Secure control unit wire harness
with a tie-wrap ( Figure 12 -3-).
2.7
2.6.2
Route cable ring eyelet of ground
line for towbar system ( Figure 12
-1-) to ground pin 42 ( Figure 12 -2-).
2.6.3
Secure cable ring eyelets from ground line for trailer hitch and ground line from
control unit wire harness to ground pin 42.
Tightening torque 9 Nm (6.5 ftlb.)
Figure 12
Secure towbar system as shown in Figure 13
( Figure 13 ).
1
2
3
4
–
–
–
–
30-amp/fuse strip C
20-amp/fuse strip B
20-amp/fuse strip B
20-amp/fuse strip B
Figure 13
Aug 17, 2020
Page 8 of 12
Tequipment
Installation and Conversion Instructions
3
Macan (95B)
3/15
ENU
6690
6
Install trailer hitch
3.1
ONLY USA, Puerto Rico:
Mount cap with four screws M5 x 16 onto
holder plate of towbar system ( Figure 16 ).
1
2
– Screw, M5 x 16
– Cap
Figure 16
3.2
Remove dummy plug from rear closing panel
( Figure 17).
1
3.3
– Dummy plug
Install trailer hitch
Figure 17
3.3.1
Insert towbar system guide profile
into the longitudinal member on the
vehicle, position it and secure it with
four new screws, M10 x 105 x 45
( Figure 18).
1
– Screw, M10 x 105 x 45
Screw, M10 x 105 x 45 (4 ea.):
Tightening torque 50 Nm
(37.5 ftlb.) +90° (+67.5 ftlb.)
Figure 18
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6
Macan (95B)
6690
ENU
Installation and Conversion Instructions
3/15
3.3.2
Guide wire harness for towbar
system through rear closing panel
into the boot.
1
– Cable clip
Install grommet in rear wall (
Figure 19 -Arrow-)
Install cable clip (wire harness for
towbar system) on bolt ( Figure
19 -1-).
Figure 19
3.3.3
Route wire harness for towbar
system ( Figure 20 -1-) to the
towbar system control unit.
1
2
3
– Wire harness for trailer
hitch
– Cable clip
– Bracket
Install cable clip ( Figure 20 -2-)
on back panel.
Install wire harness for trailer hitch
in the bracket ( Figure 20 -3-).
3.3.4
Figure 20
Connect plug to towbar system
preparation ( Figure 21 -1-).
1
2
– Connection to towbar
system preparation
– Towbar system control unit
connection
Connect plug to the towbar system
control unit ( Figure 21 -2-)
4
Aug 17, 2020
Page 10 of 12
Concluding work
4.1
Figure 21
Install side trim panel for luggage
compartment at the right side (  Workshop Manual '700319 Removing and installing side
trim panel for rear luggage compartment').
4.2
Install cover for rear lock carrier (  Workshop Manual '703919 Removing and installing
cover for rear lock carrier').
Tequipment
Installation and Conversion Instructions
Coding:
5
Macan (95B)
3/15
ENU
6690
6
4.3
Install side trim panel for luggage compartment (loadspace cover) (  Workshop Manual
'700619 Removing and installing side trim panel for luggage compartment (luggage
compartment cover)').
4.4
Install center luggage compartment trim panel (luggage compartment cover) (  Workshop
Manual '700619 Removing and installing centre luggage compartment trim panel (luggage
compartment cover)').
4.5
Convert rear panel (  Workshop Manual '635619 Removing and installing rear panel').
4.6
Install rear apron (  Workshop Manual '635519 Removing and installing rear apron').
Code trailer hitch
NOTICE
Voltage drop
•
Risk of irreparable damage to control unit
•
Risk of damage to control unit
•
Fault entries in the control unit
•
Coding in the control unit is aborted
•
Malfunctions in control unit, even during programming

Switch off the ignition and remove the ignition key before disconnecting the control unit.

Ensure that the power supply is not interrupted during programming.

Connect a battery charger with a current rating of at least Nominal value 90 A to the vehicle
battery.
5.1
Connect battery charger (  Workshop Manual '2X00IN battery trickle charging').
Information
The 9900 - PIWIS Tester III instructions take precedence since the description may be
different with later Tester releases.
The procedure described here has been structured in general terms; different text or
additions may appear on the 9900 - PIWIS Tester III.
5.2
9900 - PIWIS Tester 3 must be connected before switching on the ignition.
5.3
Select the required vehicle type. PIWIS Tester Diagnostics starts.
5.4
Maintenance of vehicle data
5.4.1
Select Additional menu by pressing •F7“. Press •F11“ to confirm the question
"Create Vehicle Analysis Log (VAL)?".
Tequipment
Aug 17, 2020
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6
Macan (95B)
6690
ENU
Installation and Conversion Instructions
3/15
5.4.2
Select the "Maintenance of vehicle data" function. Press •F12“ until "PR numbers"
appears in the Value group column.
5.4.3
In the ‘Family' column: Select "Towbar system".
Open the drop-down menu in the "Value" column and select "1D6 - Towbar system
without ball hitch (USA)". Press •F12“ to continue.
5.4.4
Selected values are displayed. Press •F8“ to write values.
Wait until the message “Generation of vehicle data is complete. ..." appears.
5.4.5
Press •F12“ to switch to Report management.
5.4.6
Press •F10“ to open the log and check that vehicle equipment "1D6 - Towbar
system without ball hitch (USA)" is entered.
Close the log.
5.4.7
5.5
Press •F11“ to switch to the control unit overview.
Adapt coding.
5.5.1
Select all control units with •Ctrl A“.
5.5.2
Switch to the "Codings/adaptations" menu.
5.5.3
Select function "Automatic coding". Press •F12“ to continue.
5.5.4
Wait until the message “Coding has been completed successfully.“ appears. Press
•F12“ to continue.
5.5.5
Switch back to the "Overview!" menu.
5.6
Read out the fault memories of all systems, work through any existing faults and erase the
fault memories.  Workshop Manual '0335IN Diagnostic maintenance: diagnostic system
and maintenance inter…'
5.7
Switch off ignition and disconnect 9900 - PIWIS Tester 3.
5.8
Disconnect battery charger (  Workshop Manual '2X00IN Battery trickle charging')
66 90 23 03:
Mechanical towbar system (1 x) installed
Includes:
Removing and installing rear panel, installing and coding
towbar system.
91 70 25 53:
Lane Change Assist control unit programmed
Includes:
Calibrating calibration plate on the vehicle.
Labor time: 235 TU
Labor time: 47 TU
Important Notice: Technical Bulletins issued by Porsche Cars North America, Inc. are intended only for use by professional automotive technicians who have attended Porsche service training
courses. They are written to inform those technicians of conditions that may occur on some Porsche vehicles, or to provide information that could assist in the proper servicing of a vehicle. Porsche special
tools may be necessary in order to perform certain operations identified in these bulletins. Use of tools and procedures other than those Porsche recommends in these bulletins may be detrimental to the
safe operation of your vehicle, and may endanger the people working on it. Properly trained Porsche technicians have the equipment, tools, safety instructions, and know-how to do the job properly and
safely. Part numbers listed in these bulletins are for reference only. The work procedures updated electronically in the Porsche PIWIS diagnostic and testing device take precedence and, in the event of a
discrepancy, the work procedures in the PIWIS Tester are the ones that must be followed.
© 2020 Porsche Cars North America, Inc.
Aug 17, 2020
Page 12 of 12
Tequipment