Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW2013128I 2D CONVERTIBLE, ENG CD N52, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1771 (HEATING AND AIR CONDITIONING - REPAIR)
2013 BMW 128i 2D Convertible, Eng CD N52, Standard Trans
Section 1771 (Heating And Air Conditioning - Repair)
2013 BMW 128i 2D Convertible, Eng CD N52, Standard TransSECTION Section 1771 (Heating And Air Conditioning - Repair)
WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.
- General
- Heater With Operation
- 64 11... Installing servodrive
- 64 11.. Overview of actuator drives on heater/air conditioner
- 64 00.. Overview of heater - A/C system components
- 64 11 545 Removing and installing blower housing for heating and air-conditioning unit
- 64 11 377 Removing and installing control panel of heater/air conditioning system
- 64 11 973 Removing and installing or replacing ozone generator (before 09/2010)
- 61 31 321 Removing and installing radio and A/C control panel
- 64 11 906 Removing and installing/renewing ventilation temperature sensor (centre fresh air grille)
- 64 11 868 Removing and installing/replacing actuator drive for defrosting flap
- 64 11 262 Removing and installing/replacing auxiliary water pump
- 64 11 395 Removing and installing/replacing control panel for rear cabin A/C system
- 64 11 794 Removing and installing/replacing controller for rear cabin fan
- 64 11 213 Removing and installing/replacing heater/air conditioner fan
- 64 11 206 Removing and installing/replacing heating and air-conditioning unit
- 64 11 263 Removing and installing/replacing rear cabin fan
- 64 11 991 Removing and installing/replacing sensor for automatic air recirculation control (AUC)
- 64 11 879 Replace control panel for heater/air conditioning system
- 64 11 819 Replacing actuator drive for fresh air/ram air
- 64 11 835 Replacing actuator drive for left blending flap
- 64 11 840 Replacing actuator drive for left footwell flap
- 64 11 822 Replacing actuator drive for left rear cabin blending flap
- 64 11 857 Replacing actuator drive for left rear cabin footwell flap (High A/C system)
- 64 11 865 Replacing actuator drive for recirculated air flap
- 64 11 831 Replacing actuator drive for outer right ventilation flap
- 64 11 837 Replacing actuator drive for right stratification flap
- 64 11 225 Replacing controller for heating and A/C system blower
- 64 11 540 Replacing distributor housing at top for heating and air-conditioning unit
- 64 11 943 Replacing evaporator temperature sensor
- 64 11 208 Replacing heat exchanger
- 64 11 532 Replacing heat exchanger (heating and air-conditioning unit removed)
- 64 11 902 Replacing interior temperature sensor blower (A/C control panel)
- 64 11 889 Replacing interior temperature sensor blower (rear air conditioning control unit)
- 64 11... Replacing rear passenger compartment A/C control panel fan motor
- 64 11 830 Replacing servodrive for middle left ventilation flap (High A/C system)
- 64 11 832 Replacing servodrive for middle right ventilation flap (High A/C system)
- 64 11 841 Replacing servodrive for right footwell flap
- 64 11 823 Replacing servodrive for right rear cabin air blending flap
- 64 11 858 Replacing servodrive for right rear cabin footwell flap (High A/C system)
- 64 11 951 Replacing temperature sensor for heater
- 64 11 273 Replacing water valve for heater (N63)
- Auxiliary Heater With Control Elements
- 64 12... Initialising Telestart hand-held transmitter
- 64 00.. Overview of heater - A/C system components
- 64 12 160 Removing and installing or replacing complete independent heater with bracket
- 64 12 600 Removing and installing or replacing fuel pump
- 64 12 089 Removing and installing or replacing silencer
- 64 12 580 Removing and installing/replacing exhaust pipe
- 64 12 120 Removing and installing/replacing intake silencer for independent/auxiliary heater
- 64 12 577 Replacing changeover valve for independent/auxiliary heating
- 64 12 670 Replacing electric auxiliary heater - front-
- 64 12 673 Replacing left or right electric auxiliary heater - rear cabin
- 64 12 681 Replacing temperature sensor for left or right electric auxiliary heating - rear passenger compartment
- 64 12 570 Replacing turbocharger coolant pump for auxiliary heating
- Nozzles And Outlets
- 64 00.. Overview of heater - A/C system components
- 64 22 137 Removing and installing or replacing left fresh-air grille
- 64 22 190 Removing and installing/renewing rear compartment fresh-air grille (Basic A/C system)
- 64 22 165 Removing and installing/replacing centre fresh air grille
- 64 22 191 Removing and installing/replacing rear cabin fresh-air grille (High A/C system)
- 64 22 138 Removing and installing/replacing right fresh-air grille
- MICROFILTER
- Air Conditioning System
- 64 50... A/C performance test (R 134a)
- 64 50 010 Drawing off, evacuating and filling heating and air conditioning system (R134a)
- 64 50... Instructions for handling R 134a refrigerant
- 64 52... Instructions for opening and part replacement in refrigerant circuit
- 64 53... Instructions for replacement of air conditioning capacitors and radiator/coolers
- 64 50... Leak detection with forming gas
- 64 50... Leak detection with ultraviolet additives (UV additives) (BMW leak-testing case)
- 64 00.. Overview of heater - A/C system components
- 64 50... Safety informations for handling refrigerant oil
- 64 50... Safety informations for handling tetrafluorethane refrigerant R134a
- Ac Housing Evaporator, Switching Elements
- 64 51 001 Cleaning evaporator
- 64 52... Instructions for opening and part replacement in refrigerant circuit
- 64 51... Leak-testing evaporator
- 64 00.. Overview of heater - A/C system components
- 64 51 525 Removing and installing or replacing expansion valve
- 64 51 591 Removing and installing/renewing evaporator
- Compressor
- 64 52... Instructions for compressor replacement
- 64 52... Instructions for opening and part replacement in refrigerant circuit
- 64 00.. Overview of heater - A/C system components
- 64 52 523 Removing and installing/replacing A/C system compressor (N63)
- 64 52 524 Removing and installing/replacing heating and air conditioning system compressor (N63, with Dynamic Drive)
- Condenser And Dryer With Lines
- 64 53... Instructions for desiccant insert replacement
- 64 52... Instructions for opening and part replacement in refrigerant circuit
- 64 53... Instructions for replacement of air conditioning capacitors and radiator/coolers
- 64 00.. Overview of heater - A/C system components
- 64 53 551 Removing and installing/replacing capacitor for the heating and air conditioning system (N63)
- 64 53 518 Replacing desiccant insert for A/C system (capacitor removed)
- 64 53 517 Replacing desiccant insert for air conditioning system
- 64 53 521 Replacing safety pressure switch (N63)
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.