Tests AE

PINPOINT TEST AE: THE MESSAGE CENTER DOES NOT OPERATE CORRECTLY

Test AE1:

Test AE2-AE3:

Normal Operation
The message center display is located in the center of the instrument cluster. The message center functionality is controlled through the message center switches, which are hardwired to the instrument cluster through return circuit 1410 (TN/OG) and supply circuit 1411 (GY/OG). The message center switches utilizes a different resistance value for each switch to allow the instrument cluster to determine which switch is pressed.

Possible Causes
- instrument cluster
- circuit 1410 (TN/OG) open
- circuit 1411 (GY/OG) open