OBD-II code · Network

U0435 Invalid Data Received From Power Steering Control Module — Rear

A receiving module detected implausible data from the rear power steering control module (rear-wheel steering). Steer angle command vs. actual values fail plausibility checks and are rejected.

Is it safe to drive with U0435?

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
Rear Power Steering Module

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