Celica L4-1.8L (2ZZ-GE) (2005)
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 ([EA] , [IB] and [IC] shown) can also be checked this way.
How to Read Power Source
HOW TO READ POWER SOURCE