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We have a JLG 450AJ series 2 with a system malfunction

Customer Question
We have a JLG...

We have a JLG 450AJ series 2 with a system malfunction or(engine distress) light flashing. It will start normally and operate from the ground controls, but will not operate from the boom controls. Any ideas?

Mechanic's Assistant: What is the complete model and serial number of your machine?

2002 JLG 450AJ II SN:(###) ###-####

Mechanic's Assistant: Anything else you want the industrial mechanic to know before I connect you?

I believe that's all.

Submitted: 7 months ago.Category: Industrial Equipment
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Answered in 3 hours by:
1/4/2018
Mechanic: Dan, Technician replied 7 months ago
Dan
Dan, Technician
Category: Industrial Equipment
Satisfied Customers: 6,884
Experience: 17+ yrs. shop and field experience with all major brands of heavy equipment and trucks - 1995 WyoTech graduate.
Verified

Hi ,My name is Dan. I will be glad to help. We can follow up as needed on here, Give me some time to review your information and post my responses. Im not an employee of the site but I help on here as time allows in between jobs. Response time will vary depending on my work load , etc.

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Mechanic: Dan, Technician replied 7 months ago

Hi, Sorry for the long delay. I got called out due to the storm on the east coast. Did you still need help with this? If so, what fault codes or warnings are you getting? Do you need help with the schematics and manuals ?

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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