975619 Removing and installing wiring for backrest
WM 975619 Removing and installing wiring for backrest
Preliminary work
Preliminary work for wiring for lumbar support
1. Remove rear and side cover for backrest. -> 722619 Removing and installing cover for backrest - section on "Removing" 722619 Removing and installing cover for backrest
Preliminary work for wiring for backrest adjustment and airbag
1. Remove rear and side cover for backrest. -> 722619 Removing and installing cover for backrest - section on "Removing" 722619 Removing and installing cover for backrest
2. Remove wiring for electrically adjustable seat. -> 975719 Removing and installing wiring for electrically adjustable seat - section on "Removing" 975719 Removing and installing wiring for electrically adjustable seat
Removing wiring for backrest
Removing wiring for lumbar support
NOTICE
Voltage peaks
- Risk of damage to load or to the control unit
-> Switch off ignition and remove remote control before disconnecting or removing load.
Information
Always comply with the regulations for handling ESD-sensitive components!
- Assembly work must only be carried out if the mechanic is wearing the working clothes and shoes approved by Porsche.
- The new part must only be removed from the ESD (electrostatic discharge) protective packaging just before installation and at the position at which the part is to be installed.
- Never touch the electric pins and plug contacts.
Information
The number of plug connections can vary, depending on equipment.
Installation position of wire harness for lumbar support
1. Release and pull off electric plug connection on seat control unit -a- ( -A- ).
Disconnecting plug connection on seat control unit
2. Release and disconnect all electric plug connections -1- for the seat wire harness.
Disconnecting plug connections on seat wire harness
3. Remove tie-wrap -2- on the underside of the seat.
Cutting tie-wrap
4. Release and unplug all electric plug connections -3- at the backrest.
Disconnecting plug connections at the backrest
5. Remove all relevant tie-wraps and clips -4- on the backrest.
Removing tie-wraps and clips on backrest
6. Pull wire harness -3- through between the backrest frame -1- and backrest adjustment shaft -2-.
Pulling wire harness through between the backrest frame and backrest adjustment shaft
7. Pull wire harness -1- through between the seat frame -3- and padding -2-.
Pulling wire harness through between seat frame and padding
Removing wiring for backrest adjustment and airbag
NOTICE
Voltage peaks
- Risk of damage to load or to the control unit
-> Switch off ignition and remove remote control before disconnecting or removing load.
Information
Always comply with the regulations for handling ESD-sensitive components!
- Assembly work must only be carried out if the mechanic is wearing the working clothes and shoes approved by Porsche.
- The new part must only be removed from the ESD (electrostatic discharge) protective packaging just before installation and at the position at which the part is to be installed.
- Never touch the electric pins and plug contacts.
Information
The number of plug connections can vary, depending on equipment.
Installation position of wire harness for backrest adjustment and airbag
1. Remove all relevant tie-wraps -1- on the underside of the seat.
Removing tie-wraps on wiring
2. Release electric plug connection -2- for the seat wire harness -a- and pull it off -A-.
Disconnecting plug connections for seat wire harness
3. Remove tie-wrap -2- on the connector socket -1-.
Disconnecting connector socket
4. Release single connectors -3- ( -A- ) and remove them from the connector socket -1- ( -B- ).
5. Remove all relevant tie-wraps and clips -4- on the backrest.
Tie-wraps and clips on backrest
6. Release and unplug all electric plug connections -5- at the backrest.
Disconnecting plug connections at the backrest
7. Unclip connector on backrest adjustment motor -6- from the bracket -7- ( -a- ) and pull it off -B-.
Unclipping connector from bracket
8. Pull wire harness -3- through between the backrest frame -1- and backrest adjustment shaft -2- ( -arrow- ).
Pulling wire harness through at the backrest frame
9. Pull wire harness -1- through between the seat frame -3- and padding -2- ( -arrow- ).
Pulling wire harness through at the seat frame
Installing wiring for backrest
Installing wiring for lumbar support
1. Pull wire harness -1- in between the seat frame -3- and padding -2- ( -arrow- ).
Pulling in wire harness at the seat frame
2. Pull wire harness -3- in between the backrest frame -1- and backrest adjustment shaft -2- ( -arrow- ).
Pulling in wire harness at the backrest frame
3. Plug in and lock all electric plug connections -3- at the backrest.
Plugging in and locking plug connections at the backrest
4. Fit all relevant tie-wraps and clips -4- on the backrest.
Fitting tie-wraps and clips on backrest
5. Plug in electric plug connection on seat control unit -A- and lock it -a-.
Plugging in plug connection on seat control unit
6. Plug in and lock all electric plug connections -1- for the seat wire harness.
Connecting plug connections on seat wire harness
7. Fit tie-wrap -2- on the underside of the seat.
Fitting tie-wrap
Installing wiring for backrest adjustment and airbag
1. Pull wire harness -1- in between the seat frame -3- and padding -2- ( -arrow- ).
Pulling in wire harness at the seat frame
2. Pull wire harness -3- in between the backrest frame -1- and backrest adjustment shaft -2- ( -arrow- ).
Pulling in wire harness at the backrest frame
3. Clip connector on backrest adjustment motor -6- into the bracket -7- ( -A- ).
Clipping in connector on backrest adjustment motor
4. Fasten all relevant tie-wraps and clips -4- on the backrest.
Tie-wraps and clips on backrest
5. Plug in and lock all electric plug connections -5- at the backrest.
Connecting plug connections at the backrest
6. Plug the single connectors -2- into the connector socket -1- and check that the lock engages securely.
Fitting single connectors
7. Fit tie-wrap -3- on the connector socket.
8. Fit all relevant tie-wraps -1- on the underside of the seat.
Securing wire harness
9. Insert electric plug connection -2- for the seat wire harness -A- until the connector engages securely.
Inserting connector for seat wire harness
Subsequent work
Subsequent work for wiring for lumbar support
1. Install rear and side cover for backrest. -> 722619 Removing and installing cover for backrest - section on "Installing" 722619 Removing and installing cover for backrest
Subsequent work for wiring for backrest adjustment and airbag
1. Secure wiring for electrically adjustable seat. -> 975719 Removing and installing wiring for electrically adjustable seat - section on "Installing" 975719 Removing and installing wiring for electrically adjustable seat
2. Install rear and side cover for backrest. -> 722619 Removing and installing cover for backrest - section on "Installing" 722619 Removing and installing cover for backrest