DTC U3000:44 [RADAR UNIT]
id1502a6020500
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Description |
Radar unit configuration information error |
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Detection condition
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• There is a malfunction in the configuration data read out from the radar unit
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Fail-safe
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• Inhibits the Mazda radar cruise control (MRCC) system control
• Inhibits the smart brake support (SBS) system control
• Inhibits the distance recognition support system (DRSS) control
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Possible cause
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• Radar unit malfunction
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System wiring diagram
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Not applicable
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Diagnostic Procedure
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Step |
Inspection |
Action |
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|---|---|---|---|
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1
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VERIFY IF MALFUNCTIONING LOCATION IS RADAR UNIT DEPENDING ON REPEATABILITY
• Clear the DTC for the radar unit using the M-MDS.
(See CLEARING DTC [RADAR UNIT].)
• Retrieve the radar unit DTCs using the M-MDS.
(See DTC INSPECTION [RADAR UNIT].)
• Is the same DTC displayed?
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Yes
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Replace the radar unit, 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 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.
(See DTC TABLE [RADAR UNIT].)
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No
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DTC troubleshooting completed.
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