U0028:88

DTC U0028:88

System Malfunction Location

- DSC HU / CM communication fault

Detection Condition

WARNING:
- Detection conditions are for understanding the DTC outline before performing an inspection. Performing an inspection with only detection conditions may cause injury due to an operating error, or damage the system. When performing an inspection, always follow the inspection procedure.

- Communication error to DSC HU / CM

Possible Causes

- DSC HU / CM connector malfunction
- SAS control module connector malfunction
- Open circuit in wiring harness between SAS control module and DSC HU / CM
- Short to power supply in wiring harness between SAS control module and DSC HU / CM
- Short to GND in wiring harness between SAS control module and DSC HU / CM
- DSC HU / CM malfunction
- SAS control module malfunction

System Wiring Diagram





Diagnostic Procedure