Diagnosis Procedure
- CHECK DTC PRIORITY
If DTC "C1A15" is displayed with DTC "U1000" or "C1A03", or "C1A04" first diagnose the DTC "U1000","C1A03", or "C1A04"
Is applicable DTC detected?
YES
Perform diagnosis of applicable.
- U1000: Refer to DTC DESCRIPTION
- C1A03: Refer to DTC DESCRIPTION
- C1A04: Refer to DTC DESCRIPTION
NO
GO TO STEP 2 .
- CHECK VEHICLE SPEED SIGNAL
Check that "VHCL SPEED SE" operates normally in "DATA MONITOR" of "ICC/ADAS".
CAUTION:Be careful of the vehicle speed.
Is the inspection result normal?
YES
GO TO STEP 3.
NO
GO TO STEP 7.
- CHECK GEAR POSITION
Check that "GEAR" operates normally in "DATA MONITOR" of "ICC/ADAS".
CAUTION:Be careful of the vehicle speed.
Is the inspection result normal?
YES
GO TO STEP 5.
NO
GO TO STEP 4.
- CHECK GEAR POSITION SIGNAL
Check that "GEAR" operates normally in "DATA MONITOR" of "TRANSMISSION".
Is the inspection result normal?
YES
GO TO STEP 5.
NO
GO TO STEP 6.
- CHECK INPUT SPEED SENSOR SIGNAL
Check that "INPUT SPEED" operates normally in "DATA MONITOR" of "TRANSMISSION".
Is the inspection result normal?
YES
Replace the ADAS control unit. Refer to REMOVAL AND INSTALLATION .
NO
GO TO STEP 6.
- CHECK TCM SELF-DIAGNOSIS RESULTS
- Perform "All DTC Reading".
- Check if any DTC is detected in "Self Diagnostic Result" of "TRANSMISSION".
Is any DTC detected?
YES
Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC INDEX .
NO
Replace the ADAS control unit. Refer to REMOVAL AND INSTALLATION .
- CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS RESULTS
- Perform "All DTC Reading".
- Check if any DTC is detected in "Self Diagnostic Result" of "ABS".
Is any DTC detected?
YES
Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC INDEX .
NO
Replace the ADAS control unit. Refer to REMOVAL AND INSTALLATION .