Karcher Pressure Washer Errors & Troubleshooting
Error Codes
Detergent Not Dispensing
Kärcher
Pressure Washer
Karcher detergent stops dispensing when the low-pressure nozzle is not fitted, …
No Pressure
Kärcher
Pressure Washer
No pressure on a Karcher is almost always caused by a blocked nozzle, an air …
Overheating
Kärcher
Pressure Washer
Karcher overheating is caused by running the pump at idle (trigger released) for …
Pump Fault
Kärcher
Pressure Washer
A Karcher pump that pulses, squeals, or loses pressure usually has an air lock, …
Trigger Not Working
Kärcher
Pressure Washer
A Karcher trigger gun that does not release water is usually locked by the …
Won't Start
Kärcher
Pressure Washer
A Karcher that won't start is usually a tripped thermal cutout, a faulty …