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Using M.U.T.-III, perform CAN bus line diagnosis (Refer to GROUP 54D - Explanation
About The M.U.T.-III CAN Bus Diagnostics ).
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Q.
Is the check result satisfactory?
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Repair the CAN bus lines (Refer to GROUP 54D - Diagnosis, Can Bus Diagnostic
Table ). Then go to Step 6.
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Refer to GROUP 54A - Combination Meter, Troubleshooting, Diagnosis Function .
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Q.
Is diagnosis code No. U1100 set?
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Refer to GROUP 54A - Combination Meter, Troubleshooting, Diagnostic Trouble
Code Procedures, Code No. U1100: Engine-ECU <M/T> or Engine-A/T-ECU <A/T> Time-out
(Related to Engine) . Then go to Step 6.
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Check the combination meter operation.
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Q.
Is the check result normal?
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Repair the combination meter system. (Refer to GROUP 54A - Combination
Meter, Troubleshooting, Inspection Procedure 1 ). Then go to
Step 6.
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Item 24: Cruise control indicator (Refer to GROUP 54A - Combination Meter, Troubleshooting,
Data List Reference Table ).
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Q.
Is the check result normal?
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Replace the combination meter. (Refer to GROUP 54A - Combination Meter ).
Then go to Step 6.
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Q.
Does the auto-cruise control indicator lamp illuminate when the "ON/OFF" (MAIN) switch
is turned ON?
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It can be assumed that this malfunction is intermittent (Refer to GROUP 00 - How
to Use Troubleshooting/Inspection Service Points, How to Cope with Intermittent Malfunction ).
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Replace the engine-ECU (Refer to GROUP 13D - Engine-ECU ).
Then go to Step 6.
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Q.
Does the auto-cruise control indicator lamp illuminate when the "ON/OFF" (MAIN) switch
is turned ON?
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The procedure is complete.
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