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Pinpoint Test

  1. VERIFY THE CUSTOMER CONCERN
    1. Ignition ON.
    2. Verify there is an observable symptom present.

    Is an observable symptom present? 

    1. Yes: GO to 2  .
    2. 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. CHECK THE COMMUNICATION NETWORK
    1. Ignition ON.
    2. Using a scan tool, perform a network test.
    3. Carry out the network test.

    Does the BCM pass the network test? 

    1. Yes: GO to 3  .
    2. No: REFER to DIAGNOSTIC ROUTINE I : The Body Control Module (BCM) Does Not Respond To The Scan Tool.
  3. RETRIEVE THE RECORDED DTCs  FROM THE BCM SELF-TEST
    1. Using a scan tool, perform the BCM self-test.

    Is DTC U3003:16 or DTC U3003:17 recorded? 

    1. Yes: For DTC U3003:16, REFER to DIAGNOSTIC ROUTINE H : DTC U3003:16.

      For DTC U3003:17, REFER to DIAGNOSTIC ROUTINE I : DTC U3003:17.

    2. No: GO to 4  .
  4. RETRIEVE THE RECORDED DTCs  FROM THE IPC SELF-TEST
    1. Using a scan tool, perform the IPC self-test.

    Is DTC U3003:16 or DTC U3003:17 recorded? 

    1. Yes: For DTC U3003:16, REFER to Diagnostic Routine BD: U3003:16 .

      For DTC U3003:17, REFER to Diagnostic Routine BE: U3003:17 .

    2. No: GO to 5  .
  5. RECHECK THE IPC DTCs 
    NOTE: If new modules were installed prior to the DTC being set, the module configuration can be incorrectly set during the PMI or the PMI may not have been carried out.
    1. Clear the DTCs  .
    2. Wait 10 seconds.
    3. Repeat the IPC self-test.

    Is DTC U0140:00 still present? 

    1. Yes: GO to 6  .
    2. 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.
  6. CHECK FOR DTC U0140 SET IN OTHER MODULES
    1. Clear all DTCs  .
    2. Ignition OFF.
    3. Ignition ON.
    4. Wait 10 seconds.
    5. Using the scan tool, perform self-test.
    6. Retrieve the continuous memory DTCs  from all modules.

    Is DTC U0140 set in the DSM? 

    1. Yes: INSTALL a new BCM:

      REFER to BODY CONTROL MODULE (BCM) - WITH INTELLIGENT ACCESS (IA) , or

      REFER to BODY CONTROL MODULE (BCM) - WITHOUT INTELLIGENT ACCESS (IA) .

    2. No: INSTALL a new IPC. REFER to Instrument Panel Cluster (IPC) .
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