DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms | DTC detection condition | |
|---|---|---|---|
| C1A17–(44, 45, 46, 47, 48, 49) | CONTROL UNIT | Diagnosis condition | When Ignition switch is ON. |
| Signal (terminal) | — | ||
| Threshold | If distance sensor (ICC sensor) is malfunctioning | ||
| Diagnosis delay time | — | ||
NOTE:
If any DTC “C1A17” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to DTC Description.
POSSIBLE CAUSE
Distance sensor (ICC sensor)
FAIL-SAFE
The following systems are canceled:
Intelligent Cruise Control
Automatic Emergency Braking (AEB)
Intelligent Forward Collision Warning (I-FCW)
CHECK ADAS CONTROL UNIT SELF DIAGNOSTIC RESULTS
CONSULT
Perform “All DTC Reading” with CONSULT.
Check if “U1000” is detected along with any occurrence of “C1A17” in “Self Diagnostic Result” mode of “ICC/ADAS”.
Is “U1000” detected?
YES>>Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Description.
NO>>Replace distance sensor (ICC sensor). Refer to Removal and Installation.
CHECK DISTANCE SENSOR (ICC SENSOR) POWER AND GROUND CIRCUIT
Check power supply and ground circuit of Distance sensor (ICC sensor). Refer to Diagnosis Procedure.
Is the inspection result normal?
YES>>Replace Distance sensor (ICC sensor). Refer to Removal and Installation.
NO>>Repair or replace the malfunctioning parts.
C1a16 Radar Blocked or Stained
C1a18 Radar Aiming IncmpUnfastening the seat belts

To unfasten the seat belt, press the button
on the buckle
. The seat belt
automatically
retracts.