Mazda 2: 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
READ NEXT:
DTC U0300:00/U2100:00
System Malfunction Location
Detection Condition
WARNING:
Detection conditions are for understanding the DTC outline before
performing an
inspection. Performing an inspection according to only th
DTC U3003:16/U3003:17
System Malfunction Location
Detection Condition
WARNING:
Detection conditions are for understanding the DTC outline before
performing an
inspection. Performing an inspection according to only th
PID/DATA Monitor
PID/DATA MONITOR DISPLAY
1. Connect the M-MDS(IDS) to the DLC-2.
2. After the vehicle is identified, select the following items from the
initialization screen of
the IDS.
Select "DataLogger".
Sel
SEE MORE:
Turn and Lane-Change Signals
The ignition must be switched ON to use
the turn and lane-change signals.
Direction Indicators
Move the signal lever down (for a left
turn) or up (for a right turn) to the stop
position. The signal will self-cancel after
the turn is completed.
If the indicator light continues to fl ash
aft
Troubleshooting
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