Climatronic Heating and A/C Components in Passenger Compartment
Climatronic Heating and A/C Components in Passenger Compartment
• Disconnect battery before removing components marked with **
• A data plate indicates the refrigerant used and capacity.
1 Instrument panel **
• Removing and installing
2 Sunlight Photo Sensor (G107) and Sunlight Photo Sensor 2 (G134)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Function: controls temperature door and fresh air blow depending on light intensity
• Emergency running during failure: Climatronic Control Module (J255) utilizes a fixed value
• Removing and installing --> [ Sunlight Photo Sensor ] Service and Repair
3 Center air vents
• Removing and installing --> [ Center Air Vents ] Instrument Panel Vents
4 Right side window defroster air duct
• In right A-pillar
5 Right air vent
• Removing and installing --> [ Right and Left Air Vents ] Instrument Panel Vents
6 Right Vent Temperature Sensor (G151)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Vent ] Service and Repair
7 Climatronic Control Module (J255)
• The Climatronic Control Module (J255) and A/C Control Head (E87) are integrated and cannot be serviced or repaired separately.
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Climatronic Control Module with A/C Display Control Head ] Service and Repair
• Replacing: Initiate Basic Setting using Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting.
8 Air Flow Door Motor (V71)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Air Flow ] Climatronic Door Motors
• Replacing: Initiate Basic Setting using Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting.
9 Fresh/Recirculating Air Door Motor (V154)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Fresh/Recirculating Air ] Climatronic Door Motors
• Replacing: Initiate Basic Setting using Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting.
10 Fresh Air Intake Duct Temperature Sensor (G89)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Checking: Vehicle Diagnostic, testing & info. system (VAS 5051/5052)
• Function: Temperature sensor controls temperature door and fresh air blower depending on temperature
11 Right footwell air vent
• Removing and installing --> [ Right Footwell Air Vent ] Instrument Panel Vents
12 Fresh Air Blower (V2) with Fresh Air Blower Control Module (J126)
• Depending on configuration, the blower, blower electrical connection and control module on vehicle may not be exactly as shown here
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Fresh Air Blower ] Service and Repair
13 Not applicable
14 Heating and ventilation unit partition
• Removing --> [ Heating and Ventilation Unit Partition ] Heating and Ventilation Unit Partition
15 Sealing caps
• Only in vehicles without air guide to air vent installed in center console at rear
16 Dust and pollen filter
• With activated charcoal filter
• Removing and installing --> [ Dust and Pollen Filter ]
17 Center console air duct
• Connection to center console air guide
• To remove, center console must be removed --> [ Center Air Vents ] Instrument Panel Vents
18 Right rear footwell air duct
• Removing and installing --> [ Rear Footwell Air Ducts ] Instrument Panel Vents
19 Rear channel for left footwell
• Removing and installing --> [ Rear Footwell Air Ducts ] Instrument Panel Vents
20 Evaporator Temperature Sensor (G308)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Evaporator ] Service and Repair
21 Right Temperature Door Motor (V159)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Right Temperature ] Climatronic Door Motors
• Replacing: Initiate Basic Setting using Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting.
22 Auxiliary Heater Heating Element (Z35)
• Only on models with Diesel engine
• Removing and installing --> [ Auxiliary Air Heater Heating Element ] Service and Repair
23 Heater core
• Removing and installing --> [ Heater Core ] Service and Repair
24 Central Air Door Motor (V70)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Central Air ] Climatronic Door Motors
• Replacing: Initiate Basic Setting using Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting.
25 Left footwell air vent
• Removing and installing --> [ Left Footwell Air Vent ] Instrument Panel Vents
26 Left Temperature Door Motor (V158)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Left Temperature ] Climatronic Door Motors
• Replacing: Initiate Basic Setting using Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting.
27 Left Footwell Vent Temperature Sensor (G261)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Left Footwell Vent ] Service and Repair
28 Defroster Door Motor (V107)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Defroster ] Climatronic Door Motors
• Replacing: Initiate Basic Setting using Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting.
29 Heating and A/C unit
• Removing and installing --> [ Climatronic Heating and A/C Unit ] Climatronic Heating and A/C Unit
• Disassembly and assembly --> [ Climatronic Heating and A/C Unit ] Climatronic Heating and A/C Unit
30 Right Footwell Vent Temperature Sensor (G262)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Right Footwell Vent ] Service and Repair
31 Left side window defroster air duct
• In left A-pillar
32 Left Vent Temperature Sensor (G150)
• Checking: Use Vehicle Diagnostic, Testing and Information System (VAS 5051/5052) in operating mode "Guided Fault Finding" --> [ Climatronic Components, Checking and Adjusting ] Climatronic Components, Checking and Adjusting
• Removing and installing --> [ Vent ] Service and Repair