Test 2A - AECM & Cluster CCD Message Mismatch.

NOTE: If any other active codes are present, repair those codes before proceeding.

Turn ignition on, engine off. Use DRB to read status of airbag warning lamp:

Lamp On, Cluster Off, ACM Off: Replace Cluster.
Lamp On, Cluster Off, ACM On: Replace Cluster.
Lamp Off, Cluster On, ACM On: Replace Cluster.
Lamp Off, Cluster Off, ACM Off: Perform
TEST 15A - ACM REPLACEMENT PROCEDURE .
Lamp On, Cluster On, ACM On: Perform
TEST 15A - ACM REPLACEMENT PROCEDURE .
Lamp On, Cluster On, ACM Off: Replace Cluster.
Lamp Off, Cluster Off, ACM On: Replace Cluster.
Lamp Off, Cluster On, ACM Off: Replace Cluster.