|
Use the M.U.T.-III to diagnose the CAN bus lines.
|
|
Q.
Is the check result normal?
|
|
Repair the CAN bus line. (Refer to GROUP 54C - Troubleshooting .)
Then go to Step 7.
|
|
|
|
Use M.U.T.-III to check the diagnosis code for the ASTC system.
|
|
Q.
Is the diagnosis code set?
|
|
Carry out the diagnosis for the diagnosis code (Refer to ).
|
|
|
|
Using M.U.T.-III, check if any abnormality is present to the coding data which are stored
in the ETACS-ECU.
|
|
Q.
Is the check result normal?
|
|
Replace the ETACS-ECU. (Refer to GROUP 54A - ETACS-ECU .) Then
go to Step 7.
|
|
|
|
Use M.U.T.-III to check if the diagnosis code is set in the combination meter system.
|
|
Q.
Is the diagnosis code set?
|
|
Perform troubleshooting for the combination meter. (Refer to GROUP 54A - Combination
Meter, Troubleshooting .) Then go to Step 7.
|
|
|
|
Using M.U.T.-III, check that the diagnosis code is set in the ETACS system.
|
|
Q.
Is the diagnosis code set?
|
|
Perform troubleshooting for ETACS-ECU. (Refer to GROUP 54A - ETACS, Troubleshooting .) Then
go to Step 7.
|
|
|
|
Q.
Does the ABS warning lamp turn ON and OFF normally?
|
|
The trouble can be an intermittent malfunction (Refer to GROUP 00 - How
to Cope with Intermittent Malfunction ).
|
|
|
|
Replace the hydraulic unit assembly (integrated with ASTC-ECU) (Refer to ). Then
go to Step 7.
|
|
|
|
Q.
Does the ABS warning lamp turn ON and OFF normally?
|
|
This diagnosis is complete.
|
|
|