Description
This CAN communication line is used to control the smooth engine operation during the TCS operation. Pulse signals are exchanged between ECM and “ABS actuator and electric unit (control unit)”.
Be sure to erase the malfunction information such as DTC not only for “ABS actuator and electric unit (control unit)” but also for ECM after TCS related repair.
DTC Description
DTC DETECTION LOGIC
Freeze frame data is not stored in the ECM for this self-diagnosis.
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P1212 | TCS/CIRC (TCS/CIRC) | ECM can not receive the information from “ABS actuator and electric unit (control unit)” continuously. |
POSSIBLE CAUSE
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
1.CHECK DTC PRIORITY
If DTC P1217 is displayed with DTC UXXXX or P0607, first perform the trouble diagnosis for DTC UXXXX or P0607.
Is applicable DTC detected? YES >> Perform diagnosis of applicable. 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.
TESTING CONDITION: Before performing the following procedure, confirm that battery voltage is more than 10.5V at idle. >> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE
Is 1st trip DTC detected? YES >> Proceed to EC-395, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
Perform the trouble diagnosis for TCS. Refer to BRC-66, "Work Flow".
NOTE: If DTC P1212 is displayed with DTC UXXXX and/or P0607, perform the following trouble diagnosis.
System description
COMPONENT PARTS
Component Parts Location
No.
Component
Function
1
Combination meter
Combination meter transmits the vehicle speed signal to BCM via CAN
communication.
BCM also receives the vehicle speed signal from ABS actuator and
electric
...
ECU diagnosis information
AV CONTROL UNIT
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
DTC Index
BOSE SPEAKER AMP
Reference Value
TERMINAL LAYOUT
PHYSICAL VALUES
AROUND VIEW MONITOR CONTROL UNIT
WITHOUT DRIVER ASSISTANCE SYSTEM
WITHOUT DRIV ...
ECU diagnosis information
AROUND VIEW MONITOR CONTROL UNIT
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
DTC Index
DISTANCE SENSOR
Reference Value
VALUES ON THE DIAGNOSIS TOOL
NOTE:
The following table includes information (items) inapplicable to this vehicle ...