Attachments
Attachments
Refer to => [ Front HVAC Unit ] Front HVAC Unit for notes on disassembly.
1 Front Heating & A/C unit
• Removing and installing, refer to => [ Front HVAC Unit ] Front HVAC Unit.
• Different versions (Basic and Comfort), refer to Electronic Parts Catalog.
• Disassembling and assembling, refer to => [ Front Heating & A/C Unit ] Front Heating & A/C Unit.
• Starting in November 2007 the Comfort system has an updated Fresh Air Blower Control Module (J126) (an updated Climatronic control module (J255) for the Comfort A/C system and an updated Fresh Air Blower (V2) ) and an updated air intake housing. Refer to => [ Fresh Air Blower Control Module (J126) ] Fresh Air Blower Control Module (J126) and Electronic Parts Catalog.
• Different versions as of MY 09 with and without Auxiliary Heater Heating Element (Z35) (introduction running change according to engine); refer to the Electronic Parts Catalog. Auxiliary heater heating element) removing and installing refer to => [ Auxiliary Heater Heating Element ] Service and Repair, checking refer to => [ Auxiliary Heater Heating Element, Checking ] Testing and Inspection.
2 Fresh Air Blower Control Module (J126)
• Removing and installing, refer to => [ Fresh Air Blower Control Module (J126) ] Fresh Air Blower Control Module (J126).
• Check using Vehicle Diagnosis, Testing and Information System VAS 5051 in "Guided Fault Finding" function.
• There are different versions for vehicles with and without the parking/auxiliary heater. Refer to the Electronic Parts Catalog.
• As of 11.2007, the Comfort A/C system as an updated Fresh Air Blower Control Module (J126) (an updated Comfort Climatronic control module (J255) and an updated Fresh Air Blower (V2) ). Make sure to use the correct allocation for these parts with each other. Refer to => [ Fresh Air Blower Control Module (J126) ] Fresh Air Blower Control Module (J126) and to the Electronic Parts Catalog.
3 Screw
• Tightening torque 10 Ncm
4 Fresh Air Blower (V2)
• Removing and installing, refer to => [ Fresh Air Blower (V2) ] Fresh Air Blower (V2).
• Check using Vehicle Diagnosis, Testing and Information System VAS 5051 in "Guided Fault Finding" function.
• As of 11.2007, the Comfort A/C system as an updated Fresh Air Blower Control Module (J126) (an updated Comfort Climatronic control module (J255) and an updated Fresh Air Blower (V2) ). Make sure to use the correct allocation for these parts with each other. Refer to => [ Fresh Air Blower Control Module (J126) ] Fresh Air Blower Control Module (J126) and to the Electronic Parts Catalog.
5 Coupling Rod
• Install on correct side, refer to => [ Recirculation Door Motor ] Recirculation Door Motor (V113).
6 Control Motor Door Motor (V113)
• Versions vary for vehicles with Basic or Comfort A/C system, refer to Electronic Parts Catalog.
• With Recirculation Door Motor Position Sensor (G143) on Comfort version A/C system.
• On vehicles with Basic A/C system, the control motor is moved only to its two end positions over the activation period by the Climatronic Control Module (J255) , it is not possible to detect malfunctions because of a missing potentiometer.
• Removing and installing, refer to => [ Recirculation Door Motor ] Recirculation Door Motor (V113).
7 Evaporator Vent Temperature Sensor (G263)
• Removing and installing, refer to => [ Evaporator Vent Temperature Sensor ] Evaporator Vent Temperature Sensor (G263).
8 Retaining Plate With Two Control Motors
• With Right Footwell Door Motor (V109) (on Comfort version) or Left Footwell Door Motor (V108) (on Basic version).
• With Right Temperature Door Motor (V159) (on Comfort version) or Left Temperature Door Motor (V158) (on Basic version).
• The name for this control motor depends on the version of the Climatronic Control Module (J255) , it is different in the guided troubleshooting and the wiring diagram of the Comfort version and Basic version.
• On vehicles with Basic version of the Climatronic Control Module (J255) , left and right footwell doors are operated by the Left Footwell door Motor (V108) and left and right temperature doors by Left Temperature door Motor (V158) (both left and right doors are connected to each other respectively via a shaft), refer to => [ Air Duct In Front Heating & A/C Unit ] Air Duct In Front Heating & A/C Unit.
• Right Footwell Door Motor Position Sensor (G140) is installed in Right Footwell Door Motor (V109).
• Left Footwell Door Motor Position Sensor (G139) is installed in Left Footwell Door Motor (V108).
• Right Temperature Door Potentiometer/Actuator (G221) is installed in Right Temperature Door Motor (V159).
• Left Temperature Door Potentiometer/Actuator (G220) is installed in Left Temperature Door Motor (V158).
• Removing and installing retaining plate with control motors, refer to => [ Retaining Plate With Control Motors (V158) ((V159)) and (V109) ((V108)) ] Retaining Plate With Control Motors (V158) ((V159)) and (V109) ((V108)).
• Removing control motors from retaining plate, refer to => [ Right Temperature Door Motor (V159) (or Left Temperature Door Motor (V158)) ] Right Temperature Door Motor (V159) (or Left Temperature Door Motor (V158)) and => [ Right Footwell Door Motor (V109) (or Left Footwell Door Motor (V108)) ] Right Footwell Door Motor (V109) (or Left Footwell Door Motor (V108)).
9 Screw
• Tightening torque 10 Ncm
10 Cover For Right Heater Core
• Removing and installing, refer to => [ Right Heater Core Covers - Heating & A/C Unit Installed ] Right Heater Core Covers - Heating & A/C Unit Installed.
11 Cover for left heater core
• Removing and installing, refer to => [ Left Heater Core Covers - Heating & A/C Unit Installed ] Left Heater Core Covers - Heating & A/C Unit Installed.
12 Retaining Plate With Two Control Motors
• With Left Footwell Door Motor (V108) (on Comfort version).
• With Left Temperature Door Motor (V158) (on Comfort version).
• Only present on Comfort version A/C system.
• On vehicles with Basic version of Climatronic Control Module (J255) , left and right footwell doors are operated by the Left Footwell door Motor (V108) and left and right temperature doors by Left Temperature door Motor (V158) (both left and right doors are connected to each other respectively via a shaft), refer to => [ Air Duct In Front Heating & A/C Unit ] Air Duct In Front Heating & A/C Unit.
• Left Footwell Door Motor Position Sensor (G139) is installed in Left Footwell Door Motor (V108).
• Left Temperature Door Potentiometer/Actuator (G220) is installed in Left Temperature Door Motor (V158).
• Removing and installing retaining plate with control motors, refer to => [ Retaining Plate With Left Footwell Door Motor (V108) and Left Temperature Door Motor (V158) ] Retaining Plate With Left Footwell Door Motor (V108) and Left Temperature Door Motor (V158).
• Removing control motors from retaining plate, refer to => [ Left Footwell Door Motor (V108) - Comfort Version ] Left Footwell Door Motor (V108) - Comfort Version and => [ Left Temperature Door Motor (V158) - Comfort Version ] Left Temperature Door Motor (V158) - Comfort Version.
13 Retaining Plate With Three (or Two) Control Motors
• With Defroster Door Motor (V107)
• With Left Side Vent Motor (V299)
• With Left Center Vent Motor (V110) (only present on Comfort version)
• On vehicles with Basic version of Climatronic Control Module (J255) , the doors for left and right side vents as well as doors for left and right center vents are operated by Left Side Vent Motor (V299) (left and right doors are connected to each other respectively via a shaft, both shafts are connected to a lever), refer to => [ Air Duct In Front Heating & A/C Unit ] Air Duct In Front Heating & A/C Unit.
• Defroster Door Motor Position Sensor (G135) is installed in Defroster Door Motor (V107).
• Left Side Vent Motor Position Sensor (G164) is installed in Left Side Vent Motor (V299).
• Left Center Vent Motor Position Sensor (G136) is installed in Left Center Vent Motor (V110).
• Removing and installing retaining plate with control motors, refer to => [ Retaining Plate With Defroster Door Motor (V107), Left Side Vent Motor (V299) and Left Center Vent Motor (V110) ] Retaining Plate With Defroster Door Motor (V107), Left Side Vent Motor (V299) and Left Center Vent Motor (V110).
• Removing control motors from retaining plate, refer to => [ Defroster Door Motor (V107) ] Defroster Door Motor (V107), => [ Left Side Vent Motor (V299) ] Left Side Vent Motor (V299) and => [ Left Center Vent Motor (V110) - Comfort Version ] Left Center Vent Motor (V110) - Comfort Version.
14 Wire For Temperature Sensor
15 Left Front Upper Body Outlet Temperature Sensor (G385)
• Only present on Comfort version.
• Removing and installing, refer to => [ Left Front Upper Body Outlet Temperature Sensor ] Left Front Upper Body Outlet Temperature Sensor (G385).
16 Right Front Upper Body Outlet Temperature Sensor (G386)
• Only present on Comfort version.
• Removing and installing => [ Right Front Upper Body Outlet Temperature Sensor ] Right Front Upper Body Outlet Temperature Sensor (G386).
17 Retaining Plate With Two Control Motors
• Only present on Comfort version.
• With Right Side Vent Motor (V300)
• With Right Center Vent Motor (V111)
• On vehicles with Basic version of Climatronic Control Module (J255) , the doors for left and right side vents as well as doors for left and right center vents are operated by Left Side Vent Motor (V299) (left and right doors are connected to each other respectively via a shaft, both shafts are connected to a lever), refer to => [ Air Duct In Front Heating & A/C Unit ] Air Duct In Front Heating & A/C Unit.
• Right Side Vent Motor Position Sensor (G523) is installed in Right Side Vent Motor (V300).
• Right Center Vent Motor Position Sensor (G137) is installed in Right Center Vent Motor (V111).
• Removing and installing retaining plate with control motors, refer to => [ Retaining Plate With Control Motors (V111) and (V300) ] Retaining Plate With Control Motors (V111) and (V300).
• Removing control motors from retaining plate, refer to => [ Right Center Vent Motor ] Right Center Vent Motor (V111) and => [ Right Side Vent Motor (V300) ] Right Side Vent Motor (V300).
18 Grommet
• Only on vehicles without glove compartment cooling (optional equipment).
19 Hose
• Only on vehicles with glove compartment cooling (optional equipment).
20 Air Guide
• Only on vehicles with glove compartment cooling (optional equipment).
21 Screw
• Only on vehicles with glove compartment cooling (optional equipment).
22 Retainer For Connector
23 Fresh Air Intake Duct Temperature Sensor (G89)
• Removing and installing, refer to => [ Fresh Air Intake Duct Temperature Sensor ] Fresh Air Intake Duct Temperature Sensor (G89).
• Check using Vehicle Diagnosis, Testing and Information System VAS 5051 in "Guided Fault Finding" function.
24 Wiring Harness For Heating and A/C Unit
• Different versions (Basic and Comfort, for vehicles with left- or right-side steering). Refer to Electronic Parts Catalog.
• As of 11.2007, the Comfort A/C system as an updated Fresh Air Blower Control Module (J126) (an updated Comfort Climatronic control module (J255) and an updated Fresh Air Blower (V2) ). An updated wiring harness is also being used. Make sure to use the correct allocation for these parts with each other. Refer to => [ Fresh Air Blower Control Module (J126) ] Fresh Air Blower Control Module (J126) and to the Electronic Parts Catalog.
25 Cable Ties
• For mounting wiring harness on heating & A/C unit.
26 Left Footwell Vent Temperature Sensor (G261)
• Only present on Comfort version.
• Installed in left air duct in left footwell, removing and installing, refer to => [ Left Footwell Vent Temperature Sensor ] Left Footwell Vent Temperature Sensor (G261).
27 Right Footwell Vent Temperature Sensor (G262)
• Only present on Comfort version.
• Installed in left air duct in left footwell, removing and installing, refer to => [ Right Footwell Vent Temperature Sensor ] Right Footwell Vent Temperature Sensor (G262).