U0154

Lost Communication With Restraints Occupant Classification System Module

Severity

🔴 High

Can you drive?

Do not drive — repair immediately

Approx. repair cost

$56–278 (est.)

Symptoms

Airbag light is on
Security error message on dashboard
Incorrect operation of airbags
No seat belt indicator for passenger

Causes

Broken or damaged wiring to the OCSM module
Passenger classification module malfunction
Module power problems
Contact corrosion
Software error in the control unit

How to Fix

Check the integrity of wiring and connectors
Check power and grounding of the OCSM module
Scan the system for additional trouble codes
If necessary, replace the passenger classification module
Repair only from an authorized dealer

Related codes

U0151 U0155 B0022