A/T Gear Position Indicator Does Not Come On While The Shift Lever Is In That Position

A/T gear position indicator does not come on with the shift lever in that position

F-CAN communication line error

Gauge control module defective

PCM defective

Transmission range switch defective or out of adjustment

Shift cable broken or out of adjustment

Notes

Check the F-CAN communication line F-CAN Circuit Troubleshooting - Part 1.

Notes

Check the A/T gear position indicator drive circuit in the gauge control module (tach) by using the gauge control module self-diagnostic function Initial Inspection and Diagnostic Overview.

Notes

Inspect the transmission range switch Transmission Range Switch Test.

Notes

Check for a loose shift cable at the shift lever and the selector control lever.