Bobcat 863 04-21 Error Code
04-21 Error Code
Engine Oil Pressure Out Of Range High is the main cause of 04-21 error.This code can lead to engine failure if the issue is not addressed. Working with a maintenance professional is crucial in order to review and address signs of overheating on your vehicle. In the long term, this can prevent failure at a critical time.
Tip For 863 Model
Do not use the bucket as a breaker or pile driver. It is
better to excavate hard or rocky ground after breaking it
with other equipment. This will reduce damage to the
Do not move the excavator while the bucket is in the ground.
Dig only by moving the boom and arm toward the excavator.
Do not back dig (digging by moving the boom and arm away from the excavator). Damage to the quick coupler and attachments can occur.