For a complete wiring diagram Refer to Section 8WWhen Monitored:With the ignition on.Set Condition:When the Anti-Lock Brake Module detects the signal from the gateway module relevant for vehicle characteristic is missing or does not match for a period greater than the specified fault duration.Possible CausesTIPM / PCM NOT CONFIGURED CORRECTLYANTI-LOCK BRAKE MODULE1. CHECK FOR A DTC C2206-VEHICLE CONFIGURATION MISMATCHThis DTC must be active for the results of this test to be valid.This DTC will be active when a new module is installed until initialization is performed.Turn the ignition on.With the scan tool, read and record DTCs.With the scan tool, read and record Freeze Frame information.With the scan tool, erase DTCs.Perform ECU initialization with drive test on ABM. Refer to ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).Cycle the ignition switch from off to on.With the scan tool, read and record DTCs.Does the scan tool display: C2206-VEHICLE CONFIGURATION MISMATCH?YesGo To 2NoPerform the ABS Intermittent Condition diagnostic procedure in this Section.Refer to the ABS-INTERMITTENT CONDITION TEST. (Refer to 5 - BRAKES - DIAGNOSIS AND TESTING) 2. VERIFY THAT THE TIPM/PCM IS CONFIGURED CORRECTLYTurn the ignition on.Check the following data to verify the TIPM/PCM is configured correctly. Engine Displacement (PCM), XWD 4x2, 4x4, all Wheel Drive, (TIPM), Axle ratio (TIPM), Vehicle Line (TIPM), Brake type 0= ABS 1=ESP (TIPM). The DTC will be active when a new controller is installed until initialization is performed.Was the TIPM/PCM configured correctly?YesReplace the Anti-Lock Brake Module in accordance with the Service Information.Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).NoReprogram the appropriate module.Perform ABS or PCM VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).