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Pinpoint Test BA: DTC U0184:87

WARNING: This page is about a different car, the 2013 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
  1. BA1 VERIFY THE CUSTOMER CONCERN 
    • Ignition ON.
    • Verify that there is an observable symptom present.
    • Is an observable symptom present? 
    • Yes  : GO to BA2.
    • No  : The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.
  2. BA2 CHECK THE COMMUNICATION NETWORK 
    • Ignition ON.
    • Enter the following diagnostic mode on the scan tool: Network Test.
    • Carry out the network test.
    • Does the ACM module pass the network test? 
  3. BA3 RETRIEVE THE RECORDED DTCs FROM THE IPC AND ACM SELF-TESTS 
    • Check for recorded DTCs from the IPC and ACM self-tests.
    • Is DTC U3003:16 or DTC U3003:17 recorded? 
  4. BA4 RECHECK THE IPC DTCs 
    NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the Programmable Module Installation (PMI) or PMI may not have been carried out.
    • Clear the DTCs. Repeat the IPC self-test.
    • Is DTC U0184:87 still present? 
    • Yes  : INSTALL a new ACM. REFER to INFORMATION AND ENTERTAINMENT SYSTEMS . CLEAR the DTCs. REPEAT the IPC self-test. If DTC U0184:87 is still present, INSTALL a new IPC. REFER to INSTRUMENT PANEL CLUSTER (IPC) . TEST the system for normal operation.
    • No  : The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.
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