M indicator does not come on even though the paddle shifter is operated in sequential shift mode. (A/T) - Honda Accord CR/CT 2012-2017

M indicator does not come on even though the paddle shifter is operated in sequential shift mode.

Probable cause(s)

	F-CAN communication line error
	Gauge control module defective
	PCM defective
	Transmission range switch 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.
	Inspect the transmission range switch.