U0136low severityNetwork

Lost Communication with Leveling Control Module

on 2015 Kia Forte 1.8L I4 · FWD

What this code means

Cannot communicate with the automatic leveling or load-leveling suspension module.

Symptoms

  • Headlight auto-leveling disabled
  • Vehicle sitting unevenly
  • Leveling warning message

Common causes

  • Leveling module failure
  • CAN bus wiring
  • Module power loss
  • Height sensor issue

Diagnostic steps

  1. Check leveling module fuse
  2. Test power and ground
  3. Check CAN wiring
  4. Test height sensors
  5. Inspect leveling actuators

Repair notes

Check fuses and height sensor operation. Common issue after suspension work.

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