#
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. (See DSC HU/CM REMOVAL/INSTALLATION.)
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. (See DSC HU/CM REMOVAL/INSTALLATION.)
3 | VERIFY DTC TROUBLESHOOTING COMPLETED • Make sure to reconnect all disconnected connectors. • Clear the DTC from the memory. (See Clearing DTCs Procedures.) • Is the same DTC present? | Yes | Repeat the inspection from Step 1. If the malfunction recurs, replace the DSC HU/CM. (See DSC HU/CM REMOVAL/INSTALLATION.)
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.