Porsche 1D6 Manual

Technical Information Tequipment

27/07 ENU 6690 6

Trailer Hitch (I-no. 1D6)

Vehicle Type: Cayenne/Cayenne S/Cayenne Turbo/Cayenne Turbo S

Model Year: As of 2003 up to 2006

Filing: This Technical Information bulletin replaces bulletin Group 6, #6/04, dated 6-23-06

Situation: Retroﬁtting

Concerns: ONLY for vehicles with "trailer hitch" preparation [up to MY ’04: I-no. 1D8, the preparation comes as

standard as of MY ’04].

Information: The Cayenne can be retrofitted with a trailer hitch. Note the following special features:

• Permissible hitch tongue weight of 308 lbs (140 kg)

• Totally versatile fording depth

• Standard 7–pin socket (USA version)

• Payload following installation, restricted by higher vehicle curb weight!

• Gross vehicle weight rating and axle load must not be exceeded!

Figure 1

Parts Info: 955.044.002.74 ⇒Trailer hitch, mechanical – USA

The following parts must be ordered separately for pre-MY ’06 vehicles:

2007© Porsche Cars North America, Inc. Tequipment Aug 15, 2007

Page 1 of 12

Tequipment

66690 ENU 27/07 Technical Information

N 909.892.01 8x ⇒Hexagon-head bolt M14 x 1.5 x 100 (for securing trailer hitch

to body)

Parts List:

Figure 2

Some items shown in Figure 2 are not available for the North American market.

955.722.004.01 1x Trailer hitch – complete (not shown)

955.613.164.00.6N3 1x Control switch

⇒

Figure 2 -D-

955.613.166.00.01C 1x Control switch installation frame

⇒

Figure 2 -E-

955.044.000.28 1x Ball bar, removable – complete

⇒

Figure 2 -G-

955.722.030.00 1x Plug, USA/Canada variant

⇒

Figure 2 -H-

––– 1x Trailer hitch control unit

⇒

Figure 2 -I-

N 910.292.03 8 x Hexagon-head bolt, M12 x 1.5 x 100 (vehicles as of MY ’06)

⇒

Figure 2 -K-

955.647.153.00 2 x Clip for KESSY

⇒

Figure 2 -L-

N 909.975.01 1x Hose holder

⇒

Figure 2 -M-

N 102.856.01 4x Screw, M6 x 25

⇒

Figure 2 -N-

N 904.759.02 1x Sheetmetal press nut

⇒

Figure 2 -O-

Aug 15, 2007

Page 2 of 12 Tequipment 2007© Porsche Cars North America, Inc.

Technical Information Tequipment

27/07 ENU 6690 6

N 103.383.01 1x Screw, M5 x 12

⇒

Figure 2 -P-

N 910.260.01 1x Internal serration screw, M10 x 20

⇒

Figure 2 -R-

––– 10 x Tie-wrap, 150 mm (not shown)

––– 1x 10 A fuse (not shown)

––– 3 x 15 A fuse (not shown)

––– 1x 25 A fuse (not shown)

––– 1x 30 A fuse (not shown)

––– 1x “No tail light” sticker – marking for USA only (not shown)

Spare Parts: 955.612.506.00 1 x Electric wire harness

955.618.040.02 1x Control unit, trailer hitch

955.044.000.28 1x Ballbar

955.722.030.00 1x Plug

955.612.520.00 1 x Wire sleeve

Materials: ––– –– Double-sided adhesive tape and/or adhesive (commercially

available)

––– –– Silicon remover (commercially available)

Tools: Torque angle torque wrench Nr.88 Disassembly tool Nr.21

Socket-wrench insert, Torx T20/25/27/30 Screwdriver, hexagon socket a/f 5

Open-ended/ring wrench, a/f 8, 10 Socket-wrench insert a/f 17, 19, 21

Screwdriver Saw or electric knife

Ratchet Steel drill bit, Ø up to 8.0 mm

Side cutters Tap, M12 x 1.5 or M14 x 1.5

Drill Round/flat file

Plastic wedge Scraper

Knife Electric torch

Notes: For further information on using and maintaining the trailer hitch, see CayenneOwner’s Manual; topics:

“Trailer hitch”; “Trailer load”; “Trailer”; etc.

ATTENTION

Saws or knives can damage adjacent

• components.

⇒Mask the cutting area.

2007© Porsche Cars North America, Inc. Tequipment Aug 15, 2007

Page 3 of 12

Tequipment

66690 ENU 27/07 Technical Information

⇒Be very careful when working (sawing) in this area.

Work Procedure: 1 Preparatory work.

1.1 Switch off ignition and remove ignition key.

WARNING

Working on the vehicle electrical system

• Risk of short circuit and ﬁre.

⇒Disconnect and cover the battery.

⇒Route electric wires without tension so that no chaﬁng occurs.

⇒Secure electric wires to existing wires/components using tie-wraps and/or wrapping tape.

1.2 Disconnect and cover the battery, then connect the power supply while the vehicle is in the

workshop

⇒

Technical Information ’270600 Battery: Battery care and maintenance/power

supply’.

1.3 Remove rear bumper

⇒

Workshop Manual ’635019 Removing and installing rear bumper -

section on "Removing"’.

1.4 Removesidetrimpanelforrearrightluggagecompartment

⇒

Workshop Manual ’700319

Removing and installing side trim panel for rear luggage compartment - section on

"Removing"’.

Figure 3

1.5 Remove warning triangle and first-aid kit in the

rear right wheel arch area

⇒

Figure 3 -B-.

Aug 15, 2007

Page 4 of 12 Tequipment 2007© Porsche Cars North America, Inc.

Technical Information Tequipment

27/07 ENU 6690 6

Figure 4

1.6 Remove foam insert from the inner side panel

⇒

Figure 4 -inset-.

Figure 5

1.7 ONLY for vehicles with level adjustment

control unit:

Pull up clamps on level adjustment control

unit support

⇒

Figure 5 -arrow- (if fitted) and

swivel control unit out of the bracket.

Figure 6

1.8 Loosen the two clips

⇒

Figure 6 -A,

arrows- on the support for the rear-end

control unit

⇒

Figure 6 -A1- together with

the tilt sensor control unit (

⇒

Figure 6 -A2- if

installed

⇒

Workshop Manual ’966319

Removing and installing control unit for tilt

sensor - section on "Removing"’)andlay

support aside

⇒

Figure 6 -B-.

2007© Porsche Cars North America, Inc. Tequipment Aug 15, 2007

Page 5 of 12

Tequipment

66690 ENU 27/07 Technical Information

Figure 7

2 Fit the trailer hitch and foam parts

⇒

Workshop

Manual ’669019 Removing and installing trailer hitch

- section on "Installing"’.

2.1 Check that the screw threads and contact

surfaces (

⇒

Figure 7 -A-) for fitting the trailer

hitch are not dirty. Clean them and re-cut the

threads using an M12 x 1.5 tap, or using an

M14 x 1.5 tap on older vehicles, if necessary.

2.2 Fit the trailer hitch and tighten hand-tight at

theleftandrightusingeightnewscrews(M12

x 1.5 x 100, or M14 x 1.5 x 100 on older

vehicles)

⇒

Figure 7 -B-.

Figure 8

2.3 Align screw guides for the trailer hitch

⇒

Figure 8 -A- symmetrically with respect to

the eight screw heads

⇒

Figure 8 .

2.4 Tighten trailer hitch fully.

Tightening torque 100 Nm (74 ftlb.) +90°

Figure 9

2.5 Fit foam part on trailer hitch

A– Foam part for mechanical trailer

hitch

B– Foampart—NotForUSA

2.5.1 ONLY for vehicles with spare wheel

carrier:

Select foam part for the relevant

model year and cut it according to

the marking

⇒

Figure 9 .

Aug 15, 2007

Page 6 of 12 Tequipment 2007© Porsche Cars North America, Inc.

Technical Information Tequipment

27/07 ENU 6690 6

Figure 10

2.5.2 Select foam part

⇒

Figure

10 -A- corresponding to the trailer

hitch version and adapt it to suit the

trailer hitch at the underside, close

to the mounting point for the spare

wheel carrier lock using a knife

⇒

Figure 10 -B-.

2.5.3 Remove double-sided adhesive tape

from the section you cut off and

stick it on the cut surface

⇒

Figure

10 -B, arrow-.

2.5.4 Pull strips of film off the adhesive

pads on the underside of the foam

part and stick adapted foam part to

the trailer hitch.

Use more double-sided adhesive

tape if necessary (commercially

available).

2.5.5 ONLY for vehicles with spare wheel carrier:

Screw off holder for spare wheel mount lock from the standard carrier and screw

it to the trailer hitch using the four screws

⇒

Figure 11 -arrows-.

⇒

Workshop

Manual ’446019 Removing and installing holder for spare wheel mount lock’.

Tightening torque 10.5 Nm (8.0 ftlb.) +/-1 Nm (+/-0.5 ftlb.)

Figure 11

Position electric lines for lock

in foam part and connect plug

connections

⇒

Figure 11 -A and

B- to lock.

2007© Porsche Cars North America, Inc. Tequipment Aug 15, 2007

Page 7 of 12

Tequipment

66690 ENU 27/07 Technical Information

Figure 12

2.5.6 ONLY for vehicles with spare wheel

carrier and KESSY system:

Secure right KESSY antenna

⇒

Figure 12 -B1- to the trailer hitch

support using two clips

⇒

Figure

12 -A, arrows-.

Figure 13

2.5.7 ONLY for vehicles with KESSY

system:

Insert antennas and wire harness

into the foam part

⇒

Workshop

Manual ’966719 Removing and

installing antenna for KESSY/PAS -

section on "Installing"’.

Aug 15, 2007

Page 8 of 12 Tequipment 2007© Porsche Cars North America, Inc.

Technical Information Tequipment

27/07 ENU 6690 6

Figure 14

3 Route and connect electric wire harness.

3.1 Remove rubber sleeve from side panel and

guide all electric wire harness connectors

through the bore

⇒

Figure 14 -A, arrow- and

into the passenger compartment.

Insert pre-fitted rubber sleeve into the bore on

the body.

3.2 Guidethewireharnessintothevehicleasfar

as necessary to ensure a sufficient distance

from the trailer hitch (clip on underside

⇒

Figure 14 -B, arrow-) and from the

exhaust system

⇒

Figure 14 -B, X-.

Figure 15

3.3 Trailer hitch connection diagram

A– 16-pin connector (black) →trailer

hitch control unit, connector A

C– 12-pin connector (blue) →trailer

hitch control unit, connector C

D– 10-pin connector (white) →switch

(not for USA)

E– 6-pin connector (green) →4DR

connection point (trailer hitch prepa-

ration)

Figure 16

3.4 Route electric wire harness as follows:

Connector E (green) →connector strip for

existing wiring for trailer hitch

⇒

Figure 16

-E-;

Route wire harness from inner side panel

behind the CD autochanger and amplifier to

the control unit installation position and fix in

place.

2007© Porsche Cars North America, Inc. Tequipment Aug 15, 2007

Page 9 of 12

Tequipment

66690 ENU 27/07 Technical Information

Figure 17

3.5 Install trailer hitch control unit

⇒

Workshop

Manual ’669619 Removing and installing

trailer hitch control unit - section on

"Installing"’.

3.5.1 Fit M5 sheetmetal press nut

⇒

Figure 17 -A- to the control unit

support

⇒

Figure 17 -B-.

3.5.2 Fit trailer hitch control unit

⇒

Figure

17 -C- on the control unit support

and secure with the M5 x 12 screw

⇒

Figure 17 -D-.

Tightening torque 3.5 Nm

(2.5 ftlb.) +/-0.5 Nm (+/-0.5 ftlb.)

Figure 18

3.6 Plug in connector A (black

⇒

Figure

18 -A1-)/connector B (red

⇒

Figure

18 -A2-)/connector C (blue

⇒

Figure

18 -A3-) from top to bottom on the trailer

hitch control unit.

Position foam sleeve (prevents rattles and

chafing) back over connector B

⇒

Figure

18 -B-.

Figure 19

3.7 Plug in connector E (green,

⇒

Figure 19 -A-)

on connector strip for 4DR connection point

at the top.

3.8 ONLY for vehicles with level adjustment

control unit:

Fit level adjustment control unit

⇒

Figure

19 -B-) into bracket and press clamp into

control unit support.

Aug 15, 2007

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