Other information:
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC detection condition
C1A4A-82
TCM CAN CIRC1
(TCM CAN circuit1)
Diagnosis condition
When engine is running
When MAIN switch of ICC system is ON
Signal (terminal)
CAN communication signal
Threshold
If ADAS control unit detects an error signal that is received from TCM via CAN communication
Diagnosis delay time
1 second or less
POSSIBLE CAUSE
TCM
ADAS control unit
FAIL-SAFEThe following systems are canceled:
Automatic Emergency Braking (AEB) with pedestrian detection
Automatic Emergency Braking (AEB)
Intelligent Forward Collision Warning (I-FCW)
Blind Spot Warning (BSW)
Rear Cross Traffic Alert (RCTA)
Lane Departure Warning (LDW)
Intelligent Lane Intervention (I-LI)
Confirmation Procedure
CHECK DTC PRIORITY
If DTC “C1A4A-82” is displayed with DTC “U1000–01”, first diagnose the DTC “U1000–01”...
Diagnosis Procedure
CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit.
Refer to Diagnosis Procedure.
Is the inspection result normal?
YES>>
GO TO 2.
NO>>
Repair or replace malfunctioning parts.
CHECK MOONROOF MOTOR ASSEMBLY POWER SUPPLY AND GROUND CIRCUIT
Check moonroof motor assembly power supply and ground circuit...