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Curtis B.
Curtis B., Technician
Category: Construction and Road Equipment
Satisfied Customers: 1177
Experience:  Technican turned service manager with multiple lines of equipment and rental units.
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I have a 2006 d4g. Well maintained, goes well But the

Customer Question

I have a 2006 d4g. Well maintained, goes well But the HydrostaticECM(4) warning light has come on. What should I look for? The warning light....the cog wheel with the exclamation mark in the middle.
Submitted: 1 year ago.
Category: Construction and Road Equipment
Expert:  catmastertech replied 1 year ago.


The common issue I find is a loose fan belt or weak battery causing low voltage problems.

Beyond that, you need to find the fault code to know where to look.

Use this attach guide to retrieve the codes.

Once you have the codes, post them here and we can find what the problem is.

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