Component Inspection

Power Seat Module
B1996 Headrest Auto Adjust Error - Component Inspection

Component Inspection

Headrest Motor Check
1. Connect scantool.
2. IG "ON" & ENG "OFF".
3. Select "Actuation Test" mode.
4. Execute "Seat Headrest Motor (UP, DOWN)" test.

Specification : Turned to pressed direction




Fig.1) Normal waveform of Headrest motor position sensor
5. Is motor working normal?





Check switch
1. IG "ON" & ENG "OFF".
2. After connect GDS, select "Current Date" menu.
3. Check whether "Headrest Switch" is turned to "ON" when the control switch is pressed (UP, DOWN).

Specification : Service data is switched. (ON <-> OFF)












Fig.2) The maximum value at up side end position
Fig.3) The maximum value at down side end position
Fig.4) Actuation Test-Headrest up/down
4. Is the service data normal?