Voltas Air Conditioner Error Codes – Easy Solutions

Voltas Limited is a multinational home appliance and consumer electronics company based in India. With headquarters in Mumbai, India the company is all set to design, develop, manufacture, and sell appliances such as air coolers, air conditioners, washing machines, refrigerators, dishwashers, microwaves, and water dispensers, air purifiers, and other appliances.

Established in 1954, the company was a collaboration between Volkart Brothers and Tata Sons. Aim to bring forward a corporation that will one day offer services all over the world. Today, the company is broadly structured and has achieved awards such as National Energy Conservation Award, Maximum customer service best practices, and many others. Bring innovative ideas to life the company has made an impact around the world. Especially when it comes to their air conditioning units.

That being said, there are times when you will find yourself facing an unknown error caused by the Voltas AC, and wonder how to deal with the situation. For such a day, we are here to tell you that the best way to deal with the situation is to note down the error code and match it using the list below. Once you have the error code you can easily work your way to the fix. To help you out we have listed down some of the most common error codes for Voltas AC.

Tata Inverter Split

Error CodesProblem
EEIndoor machine EE fault
E0Outdoor EE fault
E1Indoor fan fault
E2Indoor fan zero-crossing detection abnormal
E3Indoor coil fault and sensor fault
E4Indoor ambient temperature sensor fault
E5Fan Operation Error
E6Indoor and outdoor machine communication fault
E8Outdoor communication fault
F1Compressor starting abnormal
F2Compressor out of step fault
F3IPM module fault
F4Compressor shell roof fault/protection
F5Discharge temperature sensor fault
F6Section temperature sensor fault
F7Outdoor coil temperature sensor fault
F8Outdoor ambient temperature sensor fault
F9Outdoor DC fan fault
P1Outdoor machine AC current protection
P2Compressor phase current protection
P3Outdoor unit over-high or over-low AC voltage protection
P4DC voltage over-high or over-low voltage protection
P5IPM over-high temperature protection
P6Discharge temperature overheat protection
P7Cooling indoor coil anti freezing protection
P8Cooling outdoor coil overheat protection
P9Heating indoor coil overheat protection
PCCooling outdoor ambient temperature over-low protection
PHHeating outdoor ambieent temperature over-high protection
L1Drive bus voltage over-high protection
L2Drive bus voltage over-low protection
L3Drive phase current overload fault
L4Phase current samping abnormal
U1IPM Over current protection
U3Compressor Over current protection
U4Over voltage protection
U5Low voltage protection
U7Over speed protection

Venture Slimline Tower

Its sleek and tall design helps to fit in small spaces. Additionally, it suits the style of your room interiors.

Voltas Venture Slimline Tower AC Error Codes
Voltas Venture Slimline Tower AC Error Codes
Error CodesProblem
E1The trouble of indoor unit room temperature sensor
E2The trouble of indoor unit pipe temperature sensor
E3The trouble of PG motor
E5Wired controller communication failure
E6The EEPRO of indoor unit error
1EThe trouble og outdoor unit room temperature sensor
2EThe trouble of outdoor unit pipe temperatue sensor
3EThe trouble of exhaust sensor
4EThe EEPRO of indoor unit error ( outdoor unit). Replace the module board of outdoor unit
8EThe trouble of PFC. Replace the module board of outdoor unit
H1Automatic defrosting
H3Stop for compressor overload protection
H4Overload protection
H5Stop for IPM module protection
H6PG motor does not operate ( indoor fan motor)
HCPFC overcurrent malfunction
L9High protection of power
LPIndoor and outdoor units cant match with each other
PHHigh voltage protection
PLLow voltage protection
C5Jumper cap malfunction


Don’t attempt to repair the air conditioner by yourself, it can cause an electric shock or fire. Please check the following items before asking for repair, it can save your time and money.

  1. Does not operate immediately when the air conditioner is restarted. Once the ac is stopped, compressor will take approx. 3 minutes to restart.
  2. There’s unusual smell blowing from the outlet after operation is started. The unit has no peculiar smell by itself. If has, that is due to the smell accumulated in the ambient. Solution method; Cleaning the filter. If the problem still persists, so need to clean ac.
  3. Sound of water flow can be heard during the operation. While ac is running for while the compressor get started or stopped, refrigerated sound can be heard.
  4. In cool mode, sometimes the mist emitted from the air outlet vent. When the indoor temperature and humidity are very high, this phenomenon would happen. This is caused by the room air is swiftly cooled down. After running for a while, indoor temperature and humidity will fall down, the mist will go away.
  5. Creaking noise can be heard when start or stop the unit. This is caused by the deformation of plastic due to the changes in temperature.

Wiring Diagram

Voltas AC Wiring Diagram
Voltas AC Wiring Diagram

Manual Pdf

Voltas Smart Ducted Systems – Catalogue PDF

*If you can't find the code you're looking for on our site, please let us know, and we'll update our database as soon as possible.

19 thoughts on “Voltas Air Conditioner Error Codes – Easy Solutions”

  1. What is meaning of OO. That showed on my ac when i pressed wifi button for More than 5 times. Can you tell me it is some type of information or any error.


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