DTC/circuit diagnosis
U0121 VDC CAN 2
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC U0121 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to DAS-
106, "DISTANCE SENSOR : DTC Logic".
CONSULT Display
DTC Detection Condition
Possible Cause
...
Compressor
Exploded View
Compressor
Removal and Installation
REMOVAL
Discharge the refrigerant. Refer to HA-23, "Recycle Refrigerant".
Remove the engine under cover. Refer to EXT-37, "ENGINE UNDER
COVER : Removal and Installation".
Release the drive belt f ...
U1000 CAN COMM circuit
Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Many electronic
control units are equipped onto a vehicle, and each co ...