Plug 378 has the following terminal list. The Field (F) terminal which is located at pin 2, and the B Sense (S) terminal which is located at pin 4 through a 2.4KOhm resistor. For more information about our 12-Pin White Connector and the location and configuration of the pins, please click here.
The proprietary OEM plug used by Plug 378 is with an Externally-Regulated Alternator. F is "B-Circuit" Field and B-Sense is a Kelvin sensing point.
Plug 378 is compatible with the following testing systems: JBT-3, JBT-5, JBT-5P, ALT-98, ALT-98H, ALT-98G2, ALT-85, ALT-86, ALT-905, ALT-160, ALT-72, ALT-DD, ALT-7, ALT-198, CVT-7A.
If the plug you are looking for does not have the white connector but has a green one (for example from the JBT-1 testing family), please search for plugs starting with part number 822.
We hope that you were able to recognize and find the correct part easily. However, if you are not certain that you are purchasing the correct part please contact us to ensure compatibility. In addition, please reference our Return Policy for conditions.
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