Inspection Procedure

HINT: 

When U0123 and/or U0126 is output together with C1234 and/or C1472, inspect and repair the trouble areas indicated by U0123 and/or U0126 first. Refer to DTC U0073: Control Module Communication Bus OFF; DTC U0100: Lost Communication with ECM / PCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module [08/2013 - 12/2013] .