Ignition OFF, exterior lamps OFF, trunk latch latched, remove the E5AB
Tail/Stop Lamp - Right bulb.
Test for less than 5 ohms between the ground circuit at the socket
terminal and ground.
If 5 ohms or greater
Ignition OFF.
Test for less than 2 ohms in the ground circuit end to end.
Ignition OFF, disconnect the X2 harness connector at the K9 Body Control
Module, ignition ON.
Verify a test lamp illuminates between the B+ circuit terminal 3 and
ground.
If the test lamp does not illuminate and the circuit fuse is good
Ignition OFF.
Test for less than 2 ohms in the B+