Ignition Switch ON, D Indicator Comes On and Stays On In All Shift Lever Positions, or It Never Comes On at All

When you turn the ignition switch to ON (II), the D indicator comes on and stays on in all shift lever positions, or it never comes on at all

F-CAN communication line error

Gauge control module defective

PCM defective

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.