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Jake
Jake, Nissan Technician
Category: Nissan
Satisfied Customers: 3655
Experience:  Experienced collision repair technician, Pulaski Tech graduate and DSM hobbyist.
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5-volt references on the /Yellow and the /Black, The /Yellow

Customer Question

5-volt references on the Green/Yellow and the Green/Black, The Green/Yellow wire should read about 2.4 to 2.7 volts.
JA: Thanks. Can you give me any more details about your issue?
Customer: The grn yellow wire maintains 5 volts while cranking
JA: OK got it. Last thing — Nissan Mechanics generally expect a deposit of about $20 to help with your type of question (you only pay if satisfied). Now I'm going to take you to a page to place a secure deposit with JustAnswer. Don't worry, this chat is saved. After that, we will finish helping you.
Submitted: 9 months ago.
Category: Nissan
Customer: replied 9 months ago.
1987 Nissan D21 VG30E ECU code 21 no ignition reference, no spark replaced igniter module did not secure that it got very hot where as the other one did not, no spark at coil I have battery voltage at coil when ignition is turned on.
Expert:  Jake replied 9 months ago.

Are you reading the reference from the distributor?

Customer: replied 9 months ago.
backprobing through harness conected to distributor
Expert:  Jake replied 9 months ago.

If you get a solid 5v reference, especially when not cranking and cranking, then you need a new cam sensor which is built into the distributor.

Customer: replied 9 months ago.
I will get a new distributor and try that. Thanks
Expert:  Jake replied 9 months ago.

Your welcome,

Expert:  Jake replied 9 months ago.

If you run into any issues after the replacement come back here and let me know.

If not though, be sure to leave a kind rating.

thanks