DTC P2093 Mercedes-Benz
Relay Control Module Lost Communication with Combination Switch Control Unit (HLSW Message)
Relay Control Module Lost Communication with Combination Switch Control Unit (HLSW Message)
Description
Poor communication between Relay Control Module and the Combination Switch Control unit.
Cause and Solution
If DTCs B1007, B1062, B1063, B1155, B1156, B1957, B1958, and B2969 all indicated perform the combination switch control unit input test Loose or poor connections between the Relay Control module and the Combination Switch Control unit Blown fuse in the main under-hood fuse box Blown fuse in the under-dash fuse relay box Open or Short to ground at the Relay Control Module Open or Short to ground at Combination Switch Control unit Fauty Relay Control Module Faulty Combination Switch Control unit
Video Guide
Diagnostic Info
- DTC Code: P2093
- Brand: Mercedes-Benz