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Alex Olsen
Alex Olsen,
Category: Medium and Heavy Trucks
Satisfied Customers: 93
Experience:  Lead technican at Astleford international trucks
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Isuzu npr indicator lights on the dash, yes okay thing is

Customer Question

isuzu npr indicator lights on the dash
JA: Have you checked the fuses? The dashboard bulbs?
Customer: yes okay thing is when i always turn eginition key on i here the buzzy this time nothing
JA: What is the model/year of your Isuzu?
Customer: 1999
JA: Are you fixing your vehicle yourself? What have you tried so far?
Customer: nothing it showing no charging
JA: Anything else you want the mechanic to know before I connect you?
Customer: it showing no charging when the engine is running
Submitted: 18 days ago.
Category: Medium and Heavy Trucks
Expert:  Alex Olsen replied 18 days ago.

hi im alex, have you tested the alternator?

Customer: replied 18 days ago.
when i run the engine and test the alternator by itself with a battry wire on i don't ha power coming out on both the small wire and the big wire .when i test it without running the engine the big wire has 12.4volts the small wire has nothing
Customer: replied 18 days ago.
Posted by JustAnswer at customer's request) Hello. I would like to request the following Expert Service(s) from you: Live Phone Call. Let me know if you need more information, or send me the service offer(s) so we can proceed.
Customer: replied 18 days ago.
Posted by JustAnswer at customer's request) Hello. I would like to request the following Expert Service(s) from you: Live Video Call. Let me know if you need more information, or send me the service offer(s) so we can proceed.
Expert:  Alex Olsen replied 18 days ago.

the large post should have battery voltage, wire at connector wire will go to charge relay in cab if grounded will shut off battery light in dash

large cable at stud on alternator should be 13v or higher when running

Expert:  Alex Olsen replied 11 days ago.

please remember to rate my service when you get a chance, i will continue to assist you after rating so rate with confidence, Thanks