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Using scan tool MB991958, diagnose the CAN bus lines.
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Q.
Is the check result normal?
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|
Repair the CAN bus lines. (Refer to GROUP 54C - Troubleshooting ).
After repairing the CAN bus line, go to Step 2.
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This diagnosis is complete.
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- Check the KOS diagnostic trouble code. (Refer to GROUP 42B - Troubleshooting
).
- Check the WCM diagnostic trouble code. (Refer to GROUP 42C - Troubleshooting
).
- Check the ETACS diagnostic trouble code. (Refer to GROUP 54A - Troubleshooting
).
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Perform the relevant troubleshooting.
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Item 42: Ignition switch (Refer to data list reference table .)
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Q.
Is the check result normal?
|
|
(1)Disconnect C-212 ignition switch connector, and check the continuity between the
terminals No.1 and No.5 at the ignition switch side.
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|
(2)Turn the ignition switch to the "ON" position. OK: No continuity
|
|
Q.
Is the check result normal?
|
|
Replace the ignition switch. (Refer to GROUP 54A - Ignition Switch ).
Then go to Step 10.
|
|
|
|
Q.
Is the check result normal?
|
|
Repair the defective connector. Then go to Step 10.
|
|
|
|
Check the power supply line for short (for short to the power supply) circuit.
|
|
Q.
Is the check result normal?
|
|
Repair the wiring harness. Then go to Step 10.
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|
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|
ETACS item No.287: Starter switch (Refer to GROUP 54A - ETACS ).
|
|
Q.
Is the check result normal?
|
|
Replace the ETACS-ECU. (Refer to GROUP 54A - ETACS-ECU ).
Then go to Step 9.
|
|
|
|
Replace the AWC-ECU. (Refer to ). Then go to Step
10.
|
|
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|
Intermittent malfunction. (Refer to GROUP 00 - How to Cope with Intermittent
Malfunction ).
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|
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|
This diagnosis is complete.
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