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catmastertech, Technician
Category: Construction and Road Equipment
Satisfied Customers: 2355
Experience:  Field service technician for CAT 19 years.
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I have 426 rubber tire backhoe the 4x4 only works when you

Customer Question

I have 426 rubber tire backhoe the 4x4 only works when you have contact on the brake pedal.
Submitted: 2 years ago.
Category: Construction and Road Equipment
Expert:  catmastertech replied 2 years ago.

This is normal on the newer machines if the switch is set in the four wheel braking position.

Check your switch contacts and seen if it has continuity when it is in the all wheel drive position.

If you need more help with this, please post the full machine serial number with your reply.