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B222D - ECU UNABLE TO CONFIGURE / CONFIGURATION NOT LEARNED For the Electronic Overhead Module circuit diagram (Refer to 8 - ELECTRICAL/INSTRUMENT CLUSTER - SCHE- For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: POSSIBLE CAUSES NO COMMUNICATION WITH FRONT CONTROL MODULE ACTIVE FCM DTCs ELECTRONIC OVERHEAD MODULE Diagnostic Test 1. TEST FOR AN INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase any Electronic Overhead Module DTCs. Turn the ignition off, wait 10 seconds then turn the ignition on. With the scan tool, read DTCs. Does the scan tool display: B222D - ECU UNABLE TO CONFIGURE / CONFIGURATION NOT LEARNED? Yes >> Go To 2 No >> The condition that caused this code to set is not present at this time. Using the wiring diagram as a guide, inspect the wiring and connectors for an intermittent condition. Operate the system several times Perform the BODY VERIFICATION TEST-VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL 2. VERIFY COMMUNICATION WITH FRONT CONTROL MODULE With the scan tool in ECU VIEW, read active modules on the bus. Does the scan tool show the Front Control Module active on the bus? Yes >> Go To 3 No >> Refer to the Communication category for the related symptoms. Perform the BODY VERIFICATION TEST-VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL 8M - 6 OVERHEAD CONSOLE - ELECTRICAL DIAGNOSTICS ND |