|
|
EC-796 < COMPONENT DIAGNOSIS > [VK56DE] P1212 TCS COMMUNICATION LINE P1212 TCS COMMUNICATION LINE Description INFOID:0000000005257786 NOTE: • If DTC P1212 is displayed with DTC UXXXX, first perform the trouble diagnosis for DTC UXXXX. • If DTC P1212 is displayed with DTC P0607, first perform the trouble diagnosis for DTC P0607. Refer EC-783, "DTC Confirmation Procedure" . 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)”. Always 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. On Board Diagnosis Logic INFOID:0000000005257787 Freeze frame data is not stored in the ECM for this self-diagnosis. The MIL will not illuminate for this self-diagnosis. DTC Confirmation Procedure INFOID:0000000005257788 TESTING CONDITION: Before performing the following procedure, confirm that battery voltage is more than 10.5 V at idle. 1. Start engine and let it idle for at least 10 seconds. Diagnosis Procedure INFOID:0000000005257789 Go to DTC No. Trouble diagnosis name DTC detecting condition Possible cause P1212 TCS communication line ECM can not receive the information • Harness or connectors (The CAN communication line is open or shorted.) • ABS actuator and electric unit (control unit) 2010 Pathfinder |