DTC P2174 Dodge
Lost Communication with MICU (MICU frame)
Lost Communication with MICU (MICU frame)
Description
A communication malfunction was detected between the gauge control module, the related units and the under-dash fuse relay box. NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A
Cause and Solution
Loose or poor connections between the gauge control module and the under-dash fuse relay box Perform the MICU input test and perform all power, ground and communication input tests Faultyunder-dash fuse relay box Faulty gauge control module
Video Guide
Diagnostic Info
- DTC Code: P2174
- Brand: Dodge