DTC C1327 [DSC/RSC]
id0402b3811500
DTC
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C1327
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Brake fluid level sensor
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DETECTION CONDITION
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• Brake fluid level remains low
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POSSIBLE CAUSE
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• Decrease in amount of brake fluid
• Malfunction of brake fluid level sensor
• DSC/RSC HU/CM malfunction
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Diagnostic procedure
STEP |
INSPECTION |
ACTION |
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1
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INSPECT FOR BCM MALFUNCTIONFOR DTCs
• Turn the ignition switch off.
• Using the M-MDS, perform the DTC inspection for the BCM.
• Are any DTCs detected?
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Yes
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Go to applicable DTC inspection.
(See DTC TABLE [BCM])
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No
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Go to the next step.
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2
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INSPECT BRAKE FLUID LEVEL
• Inspect the brake fluid level.
• Is it normal?
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Yes
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Go to Step 5.
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No
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Go to the next step.
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3
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INSPECT DISC PAD THICKNESS
• Inspect the thickness of the disc pads.
(See REAR BRAKE (DISC) INSPECTION.)
• Are the disc pads normal?
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Yes
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Go to the next step.
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No
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After replacing a disc pad, adjust the brake fluid level to the specification, and then go to Step 6.
(See DISC PAD (FRONT) REPLACEMENT.)
(See DISC PAD (REAR) REPLACEMENT.)
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4
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INSPECT BRAKE SYSTEM BRAKE FLUID LEAKAGE
• Inspect for brake fluid leakage in the brake system including the connection area between the master cylinder and the power brake unit.
• Is the brake system normal?
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Yes
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Go to the next step.
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No
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After repairing or replacing the fluid leakage area of the brake system, adjust the brake fluid level to the specification, and then go to Step 6.
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5
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INSPECT BRAKE FLUID LEVEL SENSOR
• Inspect the brake fluid level sensor.
• Is the brake fluid level sensor normal?
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Yes
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Go to the next step.
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No
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After replacing the brake fluid level sensor, adjust the brake fluid level to the specification, and then go to the next step.
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6
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VERIFY DTC TROUBLESHOOTING COMPLETED
• Clear the DTC from the memory.
(See ON-BOARD DIAGNOSIS [DSC/RSC].)
• Is the same DTC present?
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Yes
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Repeat the inspection from Step 1.
If the malfunction occurs again, replace the DSC/RSC HU/CM, then go to the next step.
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No
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Go to next step.
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7
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VERIFY AFTER REPAIR PROCEDURE
• Are any other DTCs present?
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Yes
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Go to the applicable DTC inspection.
(See ON-BOARD DIAGNOSIS [DSC/RSC].)
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No
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DTC troubleshooting completed.
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