For a complete wiring diagram Refer to Section 8W.When Monitored:With the ignition on.Set Condition:This DTC will set if a DC offset occurs on the output channel, the amplifier shall set a DTC after a maturity rate of 5 ±1 sec.Possible CausesAMPLIFIER1. CHECK FOR AN INTERMITTENT CONDITIONTurn the ignition on, then off, and then on again.With the scan tool, read Amplifier DTCs.Does the scan tool display active: B1479-CHANNEL 6 AUDIO SPEAKER OUTPUT CIRCUIT PERFORMANCE?YesReplace the amplifier in accordance with the service information.Perform BODY VERIFICATION TEST VER-1.(Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE) NoThe conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.Perform BODY VERIFICATION TEST VER-1.(Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)