OBD-II code · Network

U05A7 Invalid Data Received From Safety Integration Control Module

A receiving module detected implausible data from the safety integration module that arbitrates between ADAS, restraint, brake and steering systems. Cross-system safety status values fail plausibility checks and are rejected.

Is it safe to drive with U05A7?

The car may go into limp mode (reduced power). Get it diagnosed before a long trip.

Common causes

  • Most likelyModule internal fault or sensor input drift
  • PossibleSoftware version mismatch after replacement
  • Less likelyGateway module routing CAN messages incorrectly

Symptoms

  • Multiple warning lights may illuminate
  • Affected modules may go into limp mode or shut down
  • Specific functions inoperative depending on module
  • Diagnostic tools may show communication faults

Repair at a glance

Difficulty
Hard
DIY friendly
Best left to a mechanic
Typical labour
1–5 h
Emissions test
Usually unaffected
After the fix
A drive cycle is needed before the light stays off
Parts involved
Safety Integration Module

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.