UNIVERSAL · DTC LOOKUP

U0155Lost communication with instrument cluster

Universal diagnostic code. Below: what it means, common causes, symptoms, and the exact bench-programming fix path.

Common causes

  • Cluster hardware failure
  • Cluster power lost
  • CAN-bus break to cluster

Symptoms you'll see

  • Cluster dark
  • Other modules report cluster offline
  • IMMO faults co-present

The fix path

Verify cluster power first. If failed: Instrument Cluster Repair + Mileage Sync ($200).

AML services that fix this

Mail in the affected module, we bench-program, ship back next business day. Flat pricing, return shipping included.

Related diagnostic codes

Not sure which service applies?

Text us your year/make/model + which scanner caught the code — we'll tell you exactly which module to ship and which service to pick.