When the vehicle ON mode, the A/T gear position indicator displays an improper indication, or it never displays at all

Probable cause(s)

• F-CAN communication line error
• Gauge control module defective
• PCM defective

Notes

• Check the F-CAN communication line .
• Check the F-CAN communication line by using the gauge control module self-diagnostic function .
• Check the indicator drive circuit in the gauge control module by using the gauge control module self-diagnostic function .