DTC C1805


BHE040243000W31

DTC

C1805

Incorrect DSC HU/CM installed

DETECTION CONDITION

• The programmed vehicle information and the data received from the CAN do not correspond.

POSSIBLE CAUSE

• The correct DSC HU/CM is not installed.

Diagnostic procedure

STEP

INSPECTION

ACTION

1

VERIFY THAT THE CORRECT DSC HU/CM IS INSTALLED

• Verify the part number of the DSC HU/CM.
• Is the part number correct?
Yes
Go to the next step.
No
After replacing the DSC HU/CM, go to Step 3.
2

PERFORM CONFIGURATION

• Was configuration performed normally?
Yes
Go to the next step.
No
Replace the DSC HU/CM, then go to the next step.
3

VERIFY DTC TROUBLESHOOTING COMPLETED

• Make sure to reconnect all disconnected connectors.
• Clear the DTC from the memory.
• Is the same DTC present?
Yes
Repeat the inspection from Step 1.
If the malfunction recurs, replace the DSC HU/CM.
No
Go to the next step.
4

VERIFY AFTER REPAIR PROCEDURE

• Are any other DTCs present?
Yes
Go to the applicable DTC inspection.
(See DTC Table.)
No
DTC troubleshooting completed.