Complete the form for a prompt text response. Our services are available in Redland City, Bayside, and selected neighboring areas.


    Car Air Conditioning Troubleshooting Guide

    Car Air Conditioning Troubleshooting Guide

    Car Air Conditioning Troubleshooting Guide

    Car Air Conditioning Troubleshooting Guide


    An Ultimate Guide to Car Air Conditioning Troubleshooting

    When it comes to enduring Australia’s climatic conditions, a well-functioning car air conditioning system is essential. Even so, complex systems can encounter a snag every once in a while. This guide will cover common air conditioning problems, their causes, and solutions.

    Common Car Air Conditioning Problems

    Let’s delve into commonly observed air conditioning problems and their possible causes.

    Why Does My Car Air Conditioner Smell Bad?

    Unpleasant odours when using your car’s air conditioner indicate a potential issue, some of which include:

    • Damp Smell: A mildew smell usually suggests bacteria and mould buildup in older cars or vehicles that rarely use their air conditioning.
    • Pungent Odours: Clogged air filters can cause an unpleasant smell due to accumulated dirt, dust, and stagnant water.
    • Chemical / Sweet Smell: A leak in the hose, pipe, heater core, radiator, or coolant housing unit might cause a chemical smell.
    • A Smell of Gas: Detected when the system is initially turned on, this usually suggests a potential gas leak in the air conditioning unit.

    These issues need to be addressed without delay. Causes include dirty air filters, leaks, or blocked vents.

    Why Does My Car Air Conditioning Have Weak Air Flow?

    Issues causing weak airflow range from a loose hose, a broken evaporator fan to mould or mildew clogging the vents or a broken seal in the system. Common causes include:

    • Mould and Mildew: Moisture inside the air conditioner can cause mould and mildew growth, which may lead to unpleasant odours and potential health risks.
    • Loose Hose or Seal: If the hose is loose or a seal broken, air may not reach the cabin from the evaporator. A professional should repair or replace these parts.
    • Blocked Cabin Filters: Cabin filters require replacement every 20,000 km to ensure optimal air flow.
    • Faulty Fan: Should the ventilation fan fail to work, it would need a replacement to ensure cool air is supplied in the cabin.


    Why Is My Air Conditioning No Longer Cold?

    There could be multiple issues, from a loose hose, a broken seal, a malfunctioning condenser or evaporator to a burnt-out compressor motor, causing your air conditioning not being cold. Some of these problems include:

    • A/C Leaking Refrigerant: Leaks often occur at hose connections.
    • Blocked or Broken Condenser: Debris from the road might block the condenser. Incidents such as equipment failure or punctures from road debris can also damage the condenser.
    • Electrical Issues: Broken or frayed wires can make A/C stop working and are difficult to diagnose.
    • Faulty Cooling Fans: Damaged cooling fans may need a replacement to provide condenser with adequate cooling.


    Causes for Leaks in Air Conditioning System

    Moisture and old age cause leaks in the air conditioning system. Moisture enters through old rubber seals and hoses, causing a corrosive acid that harms the system. Road salt, brine, and debris also contribute to corrosion.

    Determining if the System has a Leak

    A professional can use suitable leak testing equipment to assess the problem.

    Cost to Fix Car Air Conditioning

    Costs depend on the specific issue but are likely to range between $160-$250 for a performance check and re-gas.

    Find more information about car air conditioning maintenance and repairs at Keepin Cool Automotive Air Conditioning.

    Maintaining your Car’s Air Conditioning System

    Avoid common issues and extend your car’s air conditioning system’s lifespan with these maintenance tips:

    1. Run your air conditioning at full blast at least once every three weeks for 15 minutes, even in cold conditions, to keep the compressor fresh.
    2. Regularly replace or clean your car’s air filters, ideally every 20,000 km, to ensure optimal airflow and prevent unpleasant odours.
    3. Check the front grille of your car for debris. Remove any build-up that might block airflow to the condenser.
    4. Keep the system dry by running the air conditioning in defrost mode for few minutes before switching off the car, especially in humid conditions.
    5. Regular professional check-ups: Schedule an annual inspection with a professional technician. This ensures the efficient operation of your air conditioning system and prevents future issues.
    6. If you notice AC problems like odours or weak airflow, consult a technician promptly to prevent further damage.

    Practising such tips helps maintain a comfortable driving experience year-round, saving on repair costs, and ensuring a healthy environment for you and your passengers.

    Reach out to the expert team at Keepin Cool Automotive Air Conditioning, serving in the Brisbane, Australia area, for professional help. Our dedicated technicians offer exceptional service to maintain your vehicle’s air conditioning system in excellent condition.

    Why Choose Keepin Cool Auto Air Conditioning?

    At Keepin Cool Auto Air Conditioning, you can count on us due to our:

    • Expertise and Experience: Our highly skilled, certified technicians proficiently handle various car air conditioning systems.
    • Quality Service: We uphold high service standards, offering affordable solutions for your car air conditioning.
    • Customer Satisfaction: Your needs and satisfaction is our priority. Expect a seamless and satisfying experience.
    • Competitive Pricing: High-quality services at competitive prices. Our transparent pricing policy ensures you understand the cost involved before work begins.
    • Local Provider: As a local service provider, we understand Brisbane’s unique climate and offer targeted and efficient solutions.
    • Comprehensive Services: We offer a range of services, from regular maintenance and repair to leak testing and re-gassing.

    Stay cool with Keepin Cool Auto Air Conditioning. We’re dedicated to keeping you in comfort on every journey. To schedule a service or ask any queries about your vehicle’s air conditioning system, contact us today. We ensure comfortable driving experiences year-round. Your vehicle and you deserve it. Act now and make sure to book your service without delay!

    Act now and make sure to book your service without delay!

    Here you will find a list of some vehicle types we carry out and Car Aircon Regas Service. If your vehicle type is not on the list, please give us a call:

    Please call to discuss your specific requirement, or if you like free advice on your vehicle air conditioning problem, then we would be most pleased to talk with you. Alternatively, ask a question using the Contact Form.