TOD Switch and Indication of Drive Mode: Notes

The TOD switch sends signals to the TOD control unit which selects drive modes and controls the shift on the fly system (axle disconnect: ADC).

Fig 1: TOD Switch & TOD Control Unit Drive Mode Chart

Courtesy of ISUZU MOTOR CO.

Bulb check:  The bulb of indicator lamp is checked for 2 seconds when ignition key is turned on.