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.
Preparation
Special Service Tool
The actual shape of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Description
—
(J-46534)
Trim Tool Set
Removing trim components
...
Steering gear and linkage
Inspection
BOOT
Check boot for cracks. Replace if any damage is found.
OUTER SOCKET AND INNER SOCKET
Boot
Check boot for cracks, and replace it if a malfunction is
detected.
Gear Housing
Check gear housing for damage and scratches (inner wall). Replace
if there are a ...
Combination meter
Removal and Installation
REMOVAL
Disconnect the negative battery terminal. Refer to PG-77, "Removal
and Installation".
Remove the cluster lid A. Refer to IP-20, "Removal and
Installation".
Remove screws (A), from the combination meter (1).
...