| Last Modified: 11-27-2007 | 1.6 D | |
| Service Category: Brake | Section: Brake Control/Dynamic Control System | |
| Model Year: 2008 | Model: LX570 | Doc ID: RM000001DWP00PX |
| Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING (2008 LX570) | ||
HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
*: Use the Techstream.
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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. |
INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Using the Techstream, inspect the CAN communication function to ensure there are no malfunctions in the communication system.
Result
|
Result |
Proceed to |
|---|---|
|
No DTCs (CAN communication system) output |
A |
|
DTCs (CAN communication system) output |
B |
HINT:
The skid control ECU sends the signals of each warning light via CAN communication.
| B |
|
PROCEED TO CAN COMMUNICATION SYSTEM |
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4. |
CHECK DTC AND FREEZE FRAME DATA* |
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5. |
CLEAR DTC AND FREEZE FRAME DATA* |
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6. |
PROBLEM SYMPTOM CONFIRMATION |
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7. |
DTC CHECK AND CLEAR* |
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8. |
PROBLEM SYMPTOM CONFIRMATION |
Result
|
Result |
Proceed to |
|---|---|
|
Symptom does not occur |
A |
|
Symptom occurs |
B |
| B |
|
GO TO STEP 10 |
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9. |
SYMPTOM SIMULATION |
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10. |
CHECK FOR DTC (OTHER THAN CAN COMMUNICATION SYSTEM DTC)* |
Result
|
Result |
Proceed to |
|---|---|
|
No DTCs output |
A |
|
DTCs output |
B |
| B |
|
GO TO STEP 12 |
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11. |
PROBLEM SYMPTOMS TABLE |
| NEXT |
|
GO TO STEP 14 |
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12. |
DIAGNOSTIC TROUBLE CODE CHART |
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13. |
CIRCUIT INSPECTION* |
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14. |
IDENTIFICATION OF PROBLEM |
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15. |
REPAIR OR REPLACE |
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16. |
CONFIRMATION TEST* |
| NEXT |
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END |
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