DTC Description
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
| P1568 | ICC COMMAND VALUE (Intelligent cruise control command value) | ECM detects that a throttle valve opening angle request signal sent from chassis control module is difference from the specified value calculated by ECM. |
POSSIBLE CAUSE
FAIL-SAFE
Active trace control does not function.
DTC CONFIRMATION PROCEDURE
1.CHECK DTC PRIORITY
If DTC P1568 is displayed with DTC UXXXX, first perform the confirmation procedure for DTC UXXXX.
Is applicable DTC detected? YES >> Perform diagnosis for detected DTC. Refer to EC-93, "DTC Index".
NO >> GO TO 2.
2.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
>> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE
Is DTC detected? YES >> Proceed to EC-406, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK DTC PRIORITY
If DTC P1568 is displayed with DTC UXXXX, first perform the confirmation procedure for DTC UXXXX.
Is applicable DTC detected? YES >> Perform diagnosis for detected DTC. Refer to EC-93, "DTC Index".
NO >> GO TO 2.
2.CHECK SELF-DIAGNOSTIC RESULT OF CHASSIS CONTROL MODULE
Check that the chassis control module does not detect any DTC.
Is any DTC detected? YES >> GO TO 2.
NO >> Replace chassis control module. Refer to DAS-277, "Removal and Installation".
3.REPLACE CHASSIS CONTROL MODULE
Is DTC P1568 detected again? YES >> Replace ECM. Refer to EC-499, "Removal and Installation".
NO >> INSPECTION END
1564 ASCD steering switch
P1572 brake pedal position switchP0453 EVAP control system pressure sensor
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0453
EVAP SYS PRES SEN
(Evaporative emission system pressure
sensor/switch high)
An excessively high voltage from the sensor is sent to ECM.
...
P0462, P0463 fuel level sensor
DTC Description
DTC DETECTION LOGIC
This diagnosis indicates the former, to detect open or short circuit
malfunction.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0462
FUEL LEVL SEN/CIRC
(Fuel level sensor ″A″ circu ...
Standardized relay
Description
NORMAL OPEN, NORMAL CLOSED AND MIXED TYPE RELAYS
Relays can mainly be divided into three types: normal open, normal closed and
mixed type relays.
TYPE OF STANDARDIZED RELAYS
...