Installation Instruction

Installation instructions, accessories
Volvo Car Corporation Gothenburg, Sweden
S80 2005
S80 (-06) 2005

Instruction NoVersionPart. No.Click to download PDF-version of this Installation Instruction
312857801.331285778
Tow bar wiring, 13-pin




M3703542




 
Equipment
A0000162
A0000161
A0801178

R8802817

M3703539

IMG-213320


 
  

INTRODUCTION

  • Read through all of the instructions before starting installation.

  • Notifications and warning texts are for your safety and to minimise the risk of something breaking during installation.

  • Ensure that all tools stated in the instructions are available before starting installation.

  • Certain steps in the instructions are only presented in the form of images. Explanatory text is also given for more complicated steps.

  • In the event of any problems with the instructions or the accessory, contact your local Volvo dealer.

  

Note!

Steps 1, 4, 7-13 apply to the S60.

Steps 3, 5, 14-20 apply to the S80.

Steps 2, 5, 21-31 apply to the V70.

Steps 6, 32-45 apply to the XC90.


 

Installing the connector for detachable tow bars

1
M8903734
 

Installing the connector for detachable tow bars

Applies to the S60

  • Turn the ignition key to position 0.

  • Install the trailer connector with the three screws and the nuts. Tighten.

  • Route the cable along the underneath of the tow bar member as illustrated.

  • Secure the cable using two tie straps.

2
M8903737
 

Applies to the V70

  • Turn the ignition key to position 0.

  • Install the trailer connector with the three screws and the nuts. Tighten.

  • Ensure that the cable harness is as close to the centre mounting on the tow bar member as possible. This is important to prevent the cable harness from being caught in the cut-out bumper.

  • Secure the cable with a tie strap.

3
D3701464
 

Applies to the S80

  • Turn the ignition key to position 0.

  • Install the trailer connector (1). Use the three screws (2) and the nuts (3). Tighten.

  • Route the cable harness behind the screw (4) on top of the tow bar. Then route the cable harness down past the bracket (5).

  • Clamp the cable harness at the bracket. Tighten the clamps (6).

 

Installing the connector for fixed tow bars

4
M8902146
 

Installing the connector for fixed tow bars

Applies to the S60

  • Install the trailer connector (1). Use the three screws (2) and the nuts (3). Tighten.

  • Leave the bracket hanging down as illustrated

  • Secure the cable harness at the tow bar member with a tie strap (4) on both sides of the tow bar.

  • Position the tie straps according to the listed dimensions.

  • Do not tighten the clamps fully yet.

5A
M3702110
5B
M3702158
 

Illustration A applies to the V70

Illustration B applies to the S80

  • Install the trailer connector (1). Use the three screws (2) and the nuts (3). Tighten.

  • Clamp the cable harness at the tow bar. Tighten the clamp(s) (4).

 

Installing the connector for fixed/detachable tow bars

6A
IMG-299623
6B
IMG-299624
 

Installing the connector for fixed/detachable tow bars

Applies to the XC90

Illustration A

  • Install the trailer connector (1). Use the three screws (2) and the nuts (3). Tighten.

  • Pull the cable harness out towards the right along the front edge of the tow bar member.

  • Secure the cable harness with a tie strap on the sides of the tow bar member brackets.

Figure B applies to cars with R-design Skidplate

On cars with Skidplate, the contact shall be turned 90° counter-clockwise in relation to the placement in Figure A.

 

Steps 7-13 apply to the S60

7
M8902133
 

Steps 7-13 apply to the S60

  • Fold back the carpet.

  • Remove the clips on the lower edge of the folding panel (on both the right-hand and left-hand sides) by pressing in the centre of the clip until an audible snap is heard.

  • Remove the clips.

  • Unscrew the front clips.

8
M8503264
 

  • Turn the knob (1) on the right-hand and left-hand sides 90°.

  • Fold the panels inwards. Lift the panels out.

  • First, pull the trunk lid sill trim panel (2) forwards until the two clips on the right-hand and left-hand sides release. Pull forcefully but carefully since the panel is fitted tightly. Pull the panel straight up until the four clips in the lower edge release.

  • Remove the wiring (3) for the cargo compartment lighting.

  • Lift out the sill trim panel.

9
M3100207
 

  • Remove the dummy plug from the hole in the body, see the illustration (battery draining is not affected).

10A
M3100198
10B
M3100199
 

Illustration A

  • Route the cable harness from the tow bar connector through the hole in the floor.

  • Adjust the position of the rubber seal (1) so that there is not excessive cable slack under the car.

  • Install the rubber seal in the hole.

  • Route the cable harness as shown in the illustration over the rear edge of the left-hand side member to the fuse holder.

Illustration B

  • Secure the cable harness to the cable harness behind the battery with tie straps (2) from the kit.

  • Connect the routed ground cable to the grounding point (3) behind the battery and tighten the grounding screw securely.

11
M3905011
 

  • Detach the trailer module (TRM) from the Velcro fastener on the back side of the plate in front of the fuse holder.

  • Plug in the tow bar wiring connectors:

  • green (GN) and grey (GR) connectors to the control module.

    black (SB) connector to the fuse holder.

  • Reinstall the control module.

  • Secure the excess cable with a tie strap from the kit.

12
M3703527
 

  • Insert fuses from the kit in the following positions in the fuse holder (REM):

  • 15A in position 7 (mini fuse) if the power supply function will be used

    20A in position 20 (mini fuse) if the charging function will be used

    25A in position 29

    25A in position 30.

  • Plug in the connectors for sill trim panel lighting and reinstall the panel.

  • Reinstall the folding panels.

  • Reinstall the cargo compartment carpet.

    Applies to connection of the function for automatic rear fog lamp deactivation


  • Note!

    The function requires car-specific software. Program the software according to the service information described in VIDA.


13
A3901793
 

Checking the 13-pin connector:

  1. Left indicator lamps

  2. Rear fog lamps

  3. Ground

  4. Right indicator lamps

  5. Right parking lamps

  6. Brake lamp

  7. Left parking lamps

  8. Reversing lamp

  9. Power supply

  10. Charging

  11. Ground

  12. Not used

  13. Ground

 

Steps 14-20 apply to the S80

14
M8902133
 

Steps 14-20 apply to the S80

  • Fold back the carpet.

  • Remove the clips on the lower edge of the folding panel (on both the right-hand and left-hand sides) by pressing in the centre of the clip until an audible snap is heard.

  • Remove the clips.

  • Unscrew the front clips.

15
D8505031
 

  • Turn the knob (1) on the right-hand and left-hand sides 90°.

  • Fold the panels inwards. Lift the panels out.

  • Remove the two covers (2) and the underlying screws (3).

  • First, pull the boot lid sill trim panel (4) forwards until the two clips on the right-hand and left-hand sides release. Pull forcefully but carefully since the panel is fitted tightly. Pull the panel straight up until the four clips in the lower edge release.

  • Remove the wiring (5) for cargo compartment lighting.

  • Lift out the sill trim panel.

16
D3100058
 

  • Remove the drain hose (1) from the battery.

  • Remove the rubber seal (2). It will not be re-used.

  • Pull off the small, thin rubber strap on the new rubber seal.

  • Insert the old drain hose through the new rubber seal. Make sure the hose is not obstructed and that it is not folded.

17A
D3100196
17B
D3100195
 

Illustration A

  • Route the cable harness from the tow bar connector through the hole in the floor.

  • Adjust the position of the rubber seal (1) so that there is not excessive cable slack under the car.

  • Install the rubber seal in the hole.

  • Connect the drainage hose (2) to the battery.

  • Route the cable harness as shown in the illustration over the rear edge of the left-hand side member to the fuse holder.

Illustration B

  • Secure the cable harness to the cable harness behind the battery with tie straps (3) from the kit.

  • Connect the routed ground cable to the grounding point (4) behind the battery and tighten the grounding screw securely.

18
D3905000
 

  • Detach the trailer module (TRM) from the Velcro fastener on the back side of the plate in front of the fuse holder.

  • Plug in the tow bar wiring connectors:

  • green (GN) and grey (GR) connectors to the control module.

    black (SB) connector to the fuse holder.

  • Reinstall the control module.

  • Secure the excess cable with a tie strap from the kit.

19
M3703527
 

  • Insert fuses from the kit in the following positions in the fuse holder (REM):

  • 15A in position 7 (mini fuse) if the power supply function will be used

    20A in position 20 (mini fuse) if the charging function will be used

    25A in position 29

    25A in position 30.

  • Plug in the connectors for sill trim panel lighting and reinstall the panel.

  • Reinstall the folding panels.

  • Reinstall the cargo compartment carpet.

    Applies to connection of the function for automatic rear fog lamp deactivation


  • Note!

    The function requires car-specific software. Program the software according to the service information described in VIDA.


20
A3901793
 

Checking the 13-pin connector:

  1. Left indicator lamps

  2. Rear fog lamps

  3. Ground

  4. Right indicator lamps

  5. Right parking lamps

  6. Brake lamp

  7. Left parking lamps

  8. Reversing lamp

  9. Power supply

  10. Charging

  11. Ground

  12. Not used

  13. Ground

 

Steps 21-31 apply to the V70

21
M8502718
 

Steps 21-31 apply to the V70

  • Remove the two floor hatches in the cargo compartment.

22
M8503121
 

  • Remove the storage box from under the rear floor hatch by turning the clip on the left and right-hand sides 90°. Lift out the box.

23
M8502710
 

  • Remove the left-hand folding panel in the cargo compartment.

24
M8503130
 

  • Remove the left-hand side panel by first removing the cover and screw from the front edge.

  • Pull the top of the panel out until the clips release.

  • Fold the panel inwards. Lift the panel out.

25
D3100060
 

    Applies only to cars with the extra seat or subwoofer accessories

  • Remove the screw (1), the nuts (2) and then the bracket (3) (pull the bracket forwards).

  • Lift off the protective cover (4).

26
M8504950
 

  • Remove the two screws in the tailgate sill trim panel.

27
M3100077
 

  • Remove the dummy plug from the hole in the body, see the illustration (battery draining is not affected).

28A
M3100197
28B
M3100194
 

  • Route the cable harness from the tow bar connector through the hole in the floor.

  • Adjust the position of the rubber seal (1) so that there is not excessive cable slack under the car.

  • Install the rubber seal in the hole.

  • Route the cable harness as shown in the illustration. Pull up the sill trim panel on the left-hand side and place the cable harness in the space along the rear edge of the left-hand floor support. Make sure the cable harness is not pinched before reinstalling the sill trim panel.

  • Tighten the sill trim panel securely.

Illustration B

  • Secure the cable harness to the cable harness behind the battery with a tie strap (2) from the kit.

  • Connect the routed ground cable to the grounding point (3) behind the battery and tighten the grounding screw securely.

29
M3603676
 

  • Detach the trailer module (TRM) from the front edge of the cover on the ventilation opening along the rear edge of the left-hand rear wheel housing.

  • Plug in the tow bar wiring connectors:

  • green (GN) and grey (GR) connectors to the control module.

    black (SB) connector to the fuse holder.

  • Reinstall the control module.

  • Secure the excess cable with a tie strap from the kit.

30
M3703528
 

  • Insert fuses from the kit in the following positions in the fuse holder (REM):

  • 15A in position 7 (mini fuse) if the power supply function will be used

    20A in position 20 (mini fuse) if the charging function will be used

    25A in position 29

    25A in position 30.

  • Reinstall the side panel.

  • Reinstall the folding panel.

  • Reinstall the battery cover and bracket if applicable.

  • Reinstall the storage compartment and floor hatches.

    Applies to connection of the function for automatic rear fog lamp deactivation


  • Note!

    The function requires car-specific software. Program the software according to the service information described in VIDA.


31
A3901793
 

Checking the 13-pin connector:

  1. Left indicator lamps

  2. Rear fog lamps

  3. Ground

  4. Right indicator lamps

  5. Right parking lamps

  6. Brake lamp

  7. Left parking lamps

  8. Reversing lamp

  9. Power supply

  10. Charging

  11. Ground

  12. Not used

  13. Ground

 

Steps 32-45 apply to the XC90

32
R8903807
 

Steps 32-45 apply to the XC90

    Applies to cars with two rows of seats

  • Fold up the centre rear floor hatch (1). If the underside of the floor hatch is equipped with a grocery bag holder, the holder is secured with a strap on both ends of the storage compartment. Detach the straps.

  • Remove the underlying storage compartment.

  • Remove the floor hatch by folding it almost completely closed and pulling it backwards from the mountings until it releases.

    Applies to cars with three rows of seats and integrated carrier bag holder on the underside of the centre floor hatch

  • Fold up the centre rear floor hatch (1).

  • Detach the two straps on the underlying panel. Lift up the rear edge of the panel, fold the floor hatch back towards the panel and lift out the floor hatch with the panel.

    Applies to cars with three rows of seats without an integrated carrier bag holder

  • Fold up the centre rear floor hatch (1) at the rear edge and lift it out.

    Applies to all models

  • Remove the left-hand side floor hatch (2).

33
R8902766
 

  • Remove the folding side panel from the left-hand side in the cargo compartment.

34
R3100130
 

  • Remove the three screws in the battery holder. Lift the battery holder out.

  • Remove the battery cover.

35
R3903738
 

  • Pull off the rubber strip at the rear edge of the door opening for the left-hand rear door opposite the left-hand C-post panel.

  • Carefully pry off the left-hand C-post panel sides at the top. Use a plastic weatherstrip tool. Then pull until the three clips on the inside release. Do not damage the headlining or the panel.

  • Remove the panel by pulling upwards slightly and unhooking it from the side panel.

36
R8504201
 

  • Remove the rear roof panel covers and the screws beneath them.

  • Carefully pry off the panel at the rear edge. Use a plastic weatherstrip tool.

  • Pull the rear edge of the panel downwards until the four clips on the top release.

  • If the car is equipped with lighting in the panel, unplug the connector from the panel.

  • Pull the panel backwards to release it.

37
R8504123
 

  • Carefully pull off the D-post panel. Start at the top edge then pull down until the three clips on the inside release. Do not damage the panel.

  • Disconnect the connector on the D-post panel (if the car has a loudspeaker in the D-post, the connector is in the loudspeaker).

  • Remove the panel by pulling upwards slightly and unhooking it from the side panel.

38A
R8504313
38B
R8504315
38C
R8504316
 

Illustration A shows the removal of the cover for the load securing eyelets

  • Fold out the load securing eyelet.

  • Insert a scriber with an angled tip into the hole in the top of the cover.

  • Turn the scriber so that the angled tip engages in the reverse of the cover (1). Pull the cover off.

Illustration B applies to cars with two rows of seats

Illustration C applies to cars with three rows of seats

  • Fold up the seats in the third row (applies to cars with three rows of seats).

  • Remove the screws (2) for the load securing eyelets in the left-hand side panel.

  • Remove the covers (3) over the front mountings for the left-hand side panel. Pry the covers off. Use a plastic weatherstrip tool or a small screwdriver.

  • Remove the screws (4).

  • Remove the clip (5) at the bottom of the storage compartment in the panel (Applies to cars with three rows of seats).

  • Remove the panel by pulling out the upper edge slightly so that the clips on the inside release. Pull the panel straight up.

39
R3100141
 

  • Remove the drain hose (1) from the battery.

  • Remove the rubber seal (2). It will not be re-used.

  • Pull off the small, thin rubber strap on the new rubber seal.

  • Insert the old drain hose through the new rubber seal. Make sure the hose is not obstructed and that it is not folded.

40A
R3100205
40B
R3100206
 

Illustration A

  • Route the cable harness from the tow bar connector through the hole in the floor.

  • Adjust the position of the rubber seal (1) so that there is not excessive cable slack under the car.

  • Install the rubber seal in the hole.

  • Route the cable harness as illustrated. Insert it through the hole along the rear edge of the left-hand cargo floor support.

  • Secure the cable harness to the cable harness behind the battery with tie straps (2) from the kit.

Illustration B

  • Connect the routed ground cable to the grounding point (3) behind the battery and tighten the grounding screw securely.

  • Connect the drain hose (4) to the battery.

41
R8903038
 


  • Note!

    If the cable harness is stretched too tightly, it can scrape against the lower edge of the bumper and become damaged.


    Make sure the cable harness curves around the lower edge of the bumper as shown in the illustration.

42
R3603576
 


Note!

On the XC90 Executive, T-wiring is already installed in the fuse holder. A cable with a black connector is taped to this. The tow bar wiring's black connector is then connected to this cable.


  • Detach the trailer module (TRM) from the Velcro fastener on the floor along the rear edge of the left-hand rear wheel housing.

  • Plug in the tow bar wiring connectors:

  • green (GN) and grey (GR) connectors to the control module.

    black (SB) connector to the fuse holder.

  • Reinstall the control module.

  • Secure the excess cable with a tie strap from the kit.

43
R3703529
 

  • Insert fuses from the kit in the following positions in the fuse holder (REM):

  • 15A in position 7 (mini fuse) if the power supply function will be used

    20A in position 20 (mini fuse) if the charging function will be used

    25A in position 29

    25A in position 30.

44
 

    Reinstall:

  • the left-hand side panel using the screws and cover. Tighten the screws in the load securing eyelets. Tighten to 24 Nm (18 lbf ft) .

  • the covers for the load securing eyelets.

  • D-post panel with connector.

  • the connector for the rear roof lighting (if applicable).

  • the rear headlining.

  • C-post panel.

  • protective cover and bracket for the battery.

  • side floor hatch and folding panel.

  • storage compartment and floor hatch.

    Applies to connection of the function for automatic rear fog lamp deactivation


  • Note!

    The function requires car-specific software. Program the software according to the service information described in VIDA.


45
A3901793
 

Checking the 13-pin connector:

  1. Left indicator lamps

  2. Rear fog lamps

  3. Ground

  4. Right indicator lamps

  5. Right parking lamps

  6. Brake lamp

  7. Left parking lamps

  8. Reversing lamp

  9. Power supply

  10. Charging

  11. Ground

  12. Not used

  13. Ground