Diagnostic procedure
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STEP
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INSPECTION
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ACTION
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|---|---|---|---|
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1
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INSPECT ABS (ABS/TCS) HU/CM OPERATION
• Perform ABS (ABS/TCS) HU/CM system inspection.
• Is it normal?
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Yes
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Go to the next step.
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No
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Replace ABS (ABS/TCS) HU/CM, then go to Step 4.
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2
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INSPECT CONVENTIONAL BRAKE OPERATION
• Inspect brake fluid level.
• Start engine.
• Perform a road test to verify conventional vehicle braking performance.
• Is there any concern.
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Yes
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Inspect conventional brake line, then go to Step 4.
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No
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Go to the next step.
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3
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INSPECT REAR BRAKE DRAGGING
• Turn the ignition switch off.
• Jack-up vehicle and support it with safety stand.
• Release parking brake.
• Turn rear wheel by hand and inspect for rear brake drag.
• Is rear brake dragging?
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Yes
|
Repair parking brake system, then go to the next step.
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No
|
Go to the next step.
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4
|
VERIFY TROUBLESHOOTING COMPLETED
• Clear the DTC from the memory.
(See Clearing DTCs Procedures)
• Start engine and drive vehicle at 10 km/h {6.2 mph} or above at least one minute.
• Gradually slow down vehicle and stop.
• Is same DTC present?
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Yes
|
Replace ABS (ABS/TCS) HU/CM, then go to the next step.
|
|
No
|
Go to the next step.
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5
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VERIFY AFTER REPAIR PROCEDURE
• Is there any other DTC present?
|
Yes
|
Go to the applicable DTC inspection.
(See DTC Table.)
|
|
No
|
Troubleshooting completed.
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