Diesel Data: Automotive Repair

M Indicator Doesn't Come On Even When Paddle Shifter + Or Paddle Shifter - Is Operated in Sport Shift Mode




M indicator does not come on even when the paddle shifter + (upshift switch) or paddle shifter - (downshift switch) is operated in sequential sport shift mode

F-CAN communication line error

Gauge control module defective

PCM defective

Notes

Check the F-CAN communication line for a DTC B1168.

Notes

Check the indicator drive circuit in the gauge control module by using the gauge control module self-diagnostic function Testing and Inspection.