Toyota Supra 2015 Wiring Diagram Manual page 8

B
The ground points circuit diagram shows the connections from all major parts to the respective ground points.
When troubleshooting a faulty ground point, checking the system circuits which use a common ground may
help you identify the problem ground quickly. The relationship between ground points ( , and
IB IC
EA
shown below) can also be checked this way.
J GROUND POINT
9
* The system shown here is an EXAMPLE ONLY. It is different to the actual circuit shown in the SYSTEM CIRCUITS SECTION.