CAUTION / NOTICE / HINT
HINT:
- Use the following procedures to troubleshoot the cruise control system.
- *: Use the Techstream.
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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2. |
INSPECT BATTERY VOLTAGE |
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
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3. |
CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
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Result |
Proceed to |
|---|---|
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CAN DTC is not output |
A |
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CAN DTC is output |
B |
| B | .gif) |
GO TO CAN COMMUNICATION SYSTEM |
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4. |
CHECK FOR DTC* |
(a) Check for DTCs.
Click here .gif)
(b) Clear the DTCs.
Click here
(c) Recheck for DTCs. Based on the DTCs output in the first step, try to force output of the cruise control system DTCs by simulating the conditions indicated by the DTCs.
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Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
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DTC is output |
B |
| B | |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
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5. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
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Result |
Proceed to |
|---|---|
|
Fault is not listed in problem symptoms table |
A |
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Fault is listed in problem symptoms table |
B |
| B | |
GO TO STEP 7 |
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6. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Road Test
Click here
(b) Terminals of ECM
Click here
(c) Data List / Active Test
Click here
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7. |
ADJUST, REPAIR OR REPLACE |
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8. |
CONFIRMATION TEST |
| NEXT | |
END |
