The K 4 WCM Flex eco!Booster Car & Van Plus is the perfect device for cleaning large vehicles and ...The K 4 WCM Flex eco!Booster Car & Van Plus is the perfect device for cleaning large vehicles and medium sized outdoor areas thanks to the included wash brush extension for higher reach. It impresses with a powerful water-cooled motor, ensuring long lifetime, whilst being designed for occasional use on moderate dirt of a variety of different surfaces such as cars and garden furniture. The included eco!Booster lance is ideal for delicate surfaces and, thanks to 50 percent increased cleaning performance*, it saves time and improves water and energy efficiency. Use the dirtblaster lance to tackle the grime when extra power is required, guaranteeing uncompromising results on stubborn dirt. The car bundle also includes a wash brush, foam jet and 1L Natural Car Shampoo. Enjoy comfortable application thanks to the 8m PremiumFlex high-pressure hose and for long-term reliability, a built-in water filter protects the pump. All accessories store neatly onboard the device itself. For even more support use the Kärcher Home & Garden app, putting solutions for every task right in your hand. 5 years guarantee (2 year guarantee with option to extend to 5 years by registering your product within 28 days of purchase at karcher.com/register) *when compared with the Kärcher flat jet .
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The Kärcher K 4 WCM Flex eco!Booster Car & Van Plus pressure washer is designed for homeowners facing moderate dirt on vehicles and outdoor spaces. Its key benefit is efficient cleaning with an eco!Booster lance that offers 50% increased cleaning performance while saving water and energy, though it's best suited for occasional use rather than heavy-duty, continuous tasks. This model features a water-cooled motor for longevity, versatile lances for different dirt levels, an integrated water filter, and onboard accessory storage, all supported by the Kärcher Home & Garden app for guidance.
All features
Colour
Yellow
Model Part Number
1.8Kw 240V
Brand
Kärcher
Options
Car & Van Plus
Extended Product Information
FAQs
What is the main benefit of the eco!Booster lance?
The eco!Booster lance offers 50% increased cleaning performance compared to a standard flat jet, while simultaneously saving water and energy. It's ideal for delicate surfaces.
How long is the warranty period?
The product comes with a 2-year guarantee, which can be extended to 5 years by registering your product within 28 days of purchase at karcher.com/register.
Can I use this pressure washer for heavy-duty cleaning tasks?
This model is designed for occasional use on moderate dirt. For heavy-duty or continuous professional use, a more robust model might be necessary.
How do I clean the integrated water filter?
The filter can be removed from the water inlet. Rinse it under running water to remove any debris and then reinsert it securely.
What is included in the Car & Van Plus bundle?
The bundle typically includes the pressure washer, a wash brush, a foam jet, 1L Natural Car Shampoo, the eco!Booster lance, the Dirtblaster lance, and the PremiumFlex high-pressure hose.
Does the Kärcher Home & Garden app provide specific instructions?
Yes, the app offers support and solutions for various cleaning tasks, helping you use the pressure washer effectively for different applications.
Troubleshooting
Pressure washer not turning on
Check that the power cord is securely plugged in and the power outlet is working. Ensure the water supply is turned on and connected.
Low water pressure
Verify the water tap is fully open. Check the hose for kinks or blockages. Clean the integrated water filter. Ensure the correct lance is attached.
Water leaks from connections
Ensure all hose connections are tight and secure. Check O-rings and seals for damage and replace if necessary.
Motor stops during use
The unit may have overheated. Allow it to cool down for 15-20 minutes before restarting. Check for any blockages in the hose or lance.
Pros and Cons
Pros
Efficient cleaning with eco!Booster lance saves time and resources.
Durable thanks to the water-cooled motor.
Versatile cleaning options with multiple lances and wash brush.
Convenient storage for accessories.
Extended reach for taller vehicles or areas.
Cons
Best suited for occasional use, not for heavy-duty or continuous cleaning.
Requires registration for the full 5-year guarantee.
App support may require a smartphone and data connection.
Setup, Compatibility & Care
Setup:
Connect the high-pressure hose to the pressure washer and the trigger gun.
Connect your garden hose (ensure it's compatible with standard fittings) to the water inlet on the unit and to your tap.
Ensure the built-in water filter is correctly seated.
Plug the pressure washer into a suitable power outlet.
Select the appropriate lance for your cleaning task.
Compatibility:
Requires a standard garden hose connection.
Operates on 240V mains power.
Compatible with Kärcher accessories designed for the K 4 series.
Care:
After Use: Flush the system with clean water to remove any residual dirt.
Storage: Store the unit and accessories in a dry place. Ensure the hose is not kinked.
Filter: Periodically check and clean the integrated water filter. Remove it gently, rinse under running water, and reinsert.
Pump: Protect the pump from freezing temperatures. Follow manufacturer instructions for winter storage.
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