How To Proceed With Troubleshooting

BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

*: Use a Techstream.

1. VEHICLE BROUGHT TO WORKSHOP

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2. CUSTOMER PROBLEM ANALYSIS

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3. DTCS AND FREEZE FRAME DATA CHECK AND CLEARANCE*

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4. PROBLEM SYMPTOM CONFIRMATION

Result





B -- SYMPTOM SIMULATION
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5. CHECK CAN COMMUNICATION SYSTEM*

(a) Check for the output DTCs relating to the CAN communication system.

HINT
The ECU of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, be sure to check that there is no trouble in the CAN communication system.

Result





B -- CAN COMMUNICATION SYSTEM
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6. DTC CHECK*

HINT
Reading and Clearing Diagnostic Trouble Codes.

Result





B -- PROBLEM SYMPTOMS TABLE
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7. DTC CHART

HINT
Vehicle Stability Control System.

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8. CIRCUIT INSPECTION

HINT
When 2 or more DTCs are detected, perform circuit inspections one by one until the problem is identified.

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9. PROBLEM IDENTIFICATION

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10. REPAIR OR REPLACEMENT

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11. CONFIRMATION TEST*

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