Scantool Diagnostics
Transmission
Automatic Transaxle - U0100 Lost Communication With ECM/PCM 'A' - Scantool Diagnostics
Monitor GDS Data
1. Connect GDS to data link connector (DLC)
2. Engine "ON".
3. Monitor the "CAN COMMUNICATION SERVICE DATA (ENGINE RPM, VEHICLE SPEED SENSOR, THROTTLE P. SENSOR)" parameters on the GDS.
Fig 1) Low-speed
Fig 2) High-speed
4. Does "CAN BUS LINE DATA " follow the referance data?