Normal Operation

• DTC U0155 (Lost Communication With Instrument Cluster (IC) Control Module) - sets in continuous and on-demand memory in the ABS module if data messages such as traction control switch and hill descent switch messages are missing for more than 5 seconds. For a complete list of all network messages, refer to MODULE COMMUNICATIONS NETWORK .

This pinpoint test is intended to diagnose the following: 

• Communication network concern
• Instrument Cluster (IC)
• ABS Module