PSM Signal Circuit Inspection

■ Check CAN High Line. 

1. 1. IG "ON" & ENG "OFF".
   2. After connect GDS, select "Oscilloscope" mode.
   3. Measure the signal waveform on SJB CAN High line.

      Specification:  Refer to "SIGNAL WAVEFORM "

   4. Does the measured signal waveform follow the specification?

      YES 

      • Go to "CAN Low Line Inspection" procedure.

      NO 

      • Check short to battery or ground. Repair as necessary and go to "Verification Of Vehicle Repair " procedure.

■ Check CAN Low Line. 

1. 1. IG "ON" & ENG "OFF".
   2. After connect GDS, select "Oscilloscope" mode.
   3. Measure the signal waveform on PSM CAN Low line.

      Specification:  Refer to "SIGNAL WAVEFORM "

   4. Does the measured signal waveform follow the specification?

      YES 

      • Go to "COMPONENT INSPECTION " procedure.

      NO 

      • Check short to battery or ground. Repair as necessary and go to "Verification Of Vehicle Repair " procedure.