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- Using M.U.T.-III, perform CAN bus line diagnosis.
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Q.
Is the check result normal?
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Correct CAN bus line (Refer to GROUP 54C -
Troubleshooting -
CAN
Bus Diagnostics Table ), and then go to Step 4.
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- Confirm whether the diagnosis codes are set from ETACS-ECU.
|
|
Q.
Is the diagnosis code set?
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Perform the troubleshooting of ETACS-ECU (Refer to GROUP 54A -
ETACS -
Diagnostic
Code Chart ).
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Check that the other ECU performing CAN communication with ETACS-ECU sets diagnosis code
No. U0141 [Refer to GROUP 54C -
CAN communication-related Diagnosis Code Table ].
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|
Q.
Is the diagnosis code set?
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- Reconfirm whether the diagnosis codes are set from engine-ECU
|
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- Erase the diagnosis codes being set.
- Ignition switch: "LOCK" (OFF) to ON
- Confirm whether the diagnosis codes are set.
|
|
Q.
Is the diagnosis code set?
|
|
Intermittent malfunction in CAN bus line between engine-ECU and ETACS-ECU (Refer
to GROUP 00 -
How to Use Troubleshooting/Inspection Service Points -
How to
Cope with Intermittent Malfunctions ).
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|
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- Reconfirm whether the diagnosis codes are set from engine-ECU
|
|
- Erase the diagnosis codes being set.
- Ignition switch: "LOCK" (OFF) to ON
- Confirm whether the diagnosis codes are set.
|
|
Q.
Is the diagnosis code set?
|