DTC U3001:04 [ELECTRIC PARKING BRAKE]
id040257255800
Description |
Electric parking brake control module internal malfunction |
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Detection condition
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• Malfunction in the electric parking brake control module is detected.
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Fail-safe
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Not applicable
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Possible cause
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• Electric parking brake control module malfunction
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System wiring diagram
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Not applicable
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Diagnostic Procedure
Step |
Inspection |
Action |
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1
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VERIFY IF THE ELECTRIC PARKING BRAKE WARNING LIGHT IS TURNED ON
• Verify if the electric parking brake warning light is turned on.
• Is the electric parking brake warning light turned on?
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Yes
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Go to the next step.
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No
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Replace the electric parking brake control module, then go to the next step.
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2
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VERIFY IF MALFUNCTIONING LOCATION IS ELECTRIC PARKING BRAKE CONTROL MODULE DEPENDING ON REPEATABILITY
• Clear the DTC for the electric parking brake control module using the M-MDS.
• Perform the following procedure 3 times or more.
• Retrieve the electric parking brake control module DTCs using the M-MDS.
• Are DTC U3001:04 and/or C1128:29 displayed?
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Yes
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If DTC U3001:04 is displayed:
• Replace the electric parking brake control module, then go to the next step.
If DTC U3001:04 and C1128:29 are displayed:
• Repair or replace the malfunctioning part according to DTC C1128:29 troubleshooting.
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No
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Go to the next step.
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3
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VERIFY IF OTHER DTCs DISPLAYED
• Are any other DTCs displayed?
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Yes
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Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
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No
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DTC troubleshooting completed.
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