DTC C100B-19: Electric Parking Brake Motor Gear Unit [DSC HU/Cm]: Outline
WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
| System malfunction location |
Electric parking brake motor gear unit |
| Detection condition |
- The DSC HU/CM detects excess current in the transistor for the electric parking brake motor gear unit drive.
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| Fail-safe |
Refer to "DTC Table" and "Fail-safe Function Malfunction Contents Table". (See DTC TABLE [DSC HU/CM (US)] .) |
| Possible cause |
- Electric parking brake motor gear unit (LH) connector or terminal malfunction
- Electric parking brake motor gear unit (RH) connector or terminal malfunction
- DSC HU/CM connector or terminals malfunction
- Short to ground in electric parking brake motor gear unit (LH) signal circuit
- Short to ground in electric parking brake motor gear unit (RH) signal circuit
- Short to power supply in electric parking brake motor gear unit (LH) signal circuit
- Short to power supply in electric parking brake motor gear unit (RH) signal circuit
- Short circuit in electric parking brake motor gear unit (LH) signal circuit
- Short circuit in electric parking brake motor gear unit (RH) signal circuit
- Electric parking brake motor gear unit (LH) malfunction
- Electric parking brake motor gear unit (RH) malfunction
- DSC HU/CM malfunction
|
 Courtesy of MAZDA MOTORS CORP.
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