Other information:
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
U1A0E
SOS SWITCH ON STUCK
(SOS switch ON stuck)
Diagnosis condition
When ignition switch is ON.
Signal (terminal)
SOS switch signal
Threshold
Continue being turned ON
Diagnosis delay time
10 seconds or more
POSSIBLE CAUSE
Harness or connectors
Telematics switch
TCU
FAIL-SAFE
Telematics system does not function (Only SOS call does not operate)
Telematics switch LED indicator is turned OFF
DTC Confirmation Procedure
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
Ignition switch ON...
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC detection condition
C1A27-97
ECD PWR SUPLY CIR
(ECD power supply circuit)
Diagnosis condition
When engine is running
When MAIN switch of ICC system is ON
Signal (terminal)
—
Threshold
ECD system power supply voltage is excessively low
Diagnosis delay time
60 second or more
POSSIBLE CAUSE
ABS actuator and electric unit (control unit) power supply circuit
ABS actuator and electric unit (control unit)
FAIL-SAFEThe following systems are canceled:
Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Automatic Emergency Braking (AEB) with pedestrian detection
Automatic Emergency Braking (AEB)
Intelligent Forward Collision Warning (I-FCW)
Rear Automatic Braking (RAB)
Confirmation Procedure
CHECK DTC PRIORITY
If DTC “C1A27–97” is displayed with DTC “U1000–01”, “U0415–82” or “U0121–83”, first diagnose the DTC “U1000–01”, “U0415–82” or “U0121–83”...