U0155 - Lost Communication With IPC

Communication lost with instrument panel cluster.

Code Overview

Communication lost with instrument panel cluster.

Common Causes

• Low system voltage
• CAN wiring issue
• Cluster power/ground issue

Diagnostic Steps

1. Check system voltage
2. Check cluster fuses/grounds
3. Scan for multiple U-codes

Likely Repairs & Cost Guides

Use test results to confirm the fault before pricing the repair.

Related OBD Codes

Browse the closest code-family pages when the same fault pattern often shows up nearby.

Next Steps

Move from the code to a diagnosis path, then into repair pricing once the fault is confirmed.