M Indicator Does Not Come On In M Position

M indicator does not come on in M position

Diagnostic Procedure:

1. F-CAN communication line error

2. Gauge control module defective

3. PCM defective

Also check for:

- Check the F-CAN communication line for a DTC. B1168
- Check the F-CAN communication line by using the gauge control module self-diagnostic function. Reading and Clearing Diagnostic Trouble Codes
- Check the indicator drive circuit in the gauge control module by using the gauge control module self-diagnostic function. Reading and Clearing Diagnostic Trouble Codes
- Inspect the transmission gear selection switch. Transmission Gear Selection Switch Test