Diagnosis procedure
1.Check connector
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.Check harness for open circuit

Is the measurement value within the specification? YES >> GO TO 3.
NO >> Repair the steering angle sensor branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the steering angle sensor. Refer to BRC-44, "Wiring Diagram".
Is the inspection result normal? YES (Present error)>>Replace the steering angle sensor. Refer to BRC-113, "Removal and Installation".
YES (Past error)>>Error was detected in the steering angle sensor branch line.
NO >> Repair the power supply and the ground circuit.
M&A branch line circuit
Av branch line circuitP0863 TCM Communication
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
P0863
TCM COMMUNICATION
(TCM Communication Circuit)
An error is detected at the initial CAN diagnosis of TCM.
TCM
DTC CONFIRMATIO ...
Consult function
FUNCTION
Diagnostic test mode
Function
Self Diagnostic Results
Self-diagnostic results such as 1st trip DTC, DTCs and 1st trip
freeze frame data or freeze frame data
can be read and erased quickly.*
Data Monitor
Input/Output data in the ECM can be read.
...
Fuses
Two types of fuses are used. Type A is used in
the fuse boxes in the engine compartment. Type
B is used in the passenger compartment fuse
box.
Type A fuses are provided as spare fuses. They
are stored in the passenger compartment fuse
box.
Type A fuses can be installed in the engine com ...