Optima V6-2.7L VIN 4 (2007)
b. Disconnect connector (B), and measure the resistance between connector (A) and chassis ground, and between (B1) and chassis ground as
shown in [FIG. 7].
The measured resistance between connector (B1) and chassis ground is 1Ohms or less. The short to ground circuit is between terminal 1 of
connector (C) and terminal 1 of connector (B1).