VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DTC C0044 TCM COMMUNICATION CIRCUIT
DTC detecting condition:
No CAN signal from TCM.
Trouble symptom:
• ABS does not operate.
• VDC does not operate.
• EyeSight does not operate.
STEP | CHECK | YES | NO |
1.CHECK LAN SYSTEM.
Perform the diagnosis for LAN system. Basic Diagnostic Procedure">
Is there any fault in LAN system?
Perform the diagnosis according to DTC for LAN system. List of Diagnostic Trouble Code (DTC)">
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0044 TCM COMMUNICATION CIRCUIT">Go to Step 2.
2.CHECK POOR CONTACT OF CONNECTORS.
Is there poor contact of TCM connector?
Repair the connector.
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0044 TCM COMMUNICATION CIRCUIT">Go to Step 3.
3.CHECK TCM.
Refer to the basic diagnostic procedure for Transmission (diagnostics).
Is the check result OK?
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0044 TCM COMMUNICATION CIRCUIT">Go to Step 4.
Replace the TCM. Transmission Control Module (TCM)">
4.CHECK VDCCM&H/U.
1) Perform the Clear Memory Mode. Clear Memory Mode">
2) Perform the Inspection Mode. Inspection Mode">
3) Read the DTC. Read Diagnostic Trouble Code (DTC)">
Is the same DTC displayed?
Replace the VDCCM&H/U. VDC Control Module and Hydraulic Control Unit (VDCCM&H/U)">
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0044 TCM COMMUNICATION CIRCUIT">Go to Step 5.
5.CHECK DETECTION OF OTHER DTCS FOR VDC.
Read Diagnostic Trouble Code (DTC)">
Is any other DTC displayed?
Perform the diagnosis according to DTC. List of Diagnostic Trouble Code (DTC)">
Currently, it is normal. There may have been a temporary poor contact in the harness and connector or a temporary noise interference.
Removal
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Turn the ignition switch to the "ON"
position.
Push and hold the button to show
the selection screen.
After the selection screen is displayed,
operate the "
"
or "
" switch to show the
"Time/Date" item. Then, push the
button.
...
Locking and unlocking from the inside
Unlock
Lock
To lock the door from the inside, rotate the
lock lever forward. To unlock the door from
the inside, rotate the lock lever rearward.
The red mark on the lock lever appears
when the door is unlocked.
Pull the inside door handle to open an
unlocked door.
Always mak ...