id040200887400
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DTC
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C1290, C1953
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Brake fluid pressure sensor system
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DETECTION CONDITION
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• C1290
• C1953
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POSSIBLE CAUSE
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• Open or short circuit in the brake fluid pressure sensor circuit in the DSC HU/CM
• Malfunction in the brake fluid pressure sensor
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Diagnostic procedure
| STEP |
INSPECTION |
ACTION |
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|---|---|---|---|
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1
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VERIFY NO ABNORMALITY ON BRAKE FLUID PRESSURE SENSOR
• Clear the DTCs from the memory. (See
ON-BOARD DIAGNOSIS.)
• Start the engine and drive the vehicle at
10 km/h {6.2 mph} or more.
• Are the same DTCs present?
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Yes
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Replace the DSC HU/CM, then go to the next step.
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No
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Go to the next step.
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2
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VERIFY THAT NO OTHER DTCS ARE PRESENT
• Are any other DTCs output?
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Yes
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Go to the applicable DTC inspection.
(See
ON-BOARD DIAGNOSIS.)
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No
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DTC troubleshooting completed.
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