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Pinpoint Test Be: DTC U0193:00

  1. BE1 VERIFY THE CUSTOMER CONCERN 
    • Ignition ON.
    • Verify that there is an observable symptom present.
    • Is an observable symptom present? 
    1. Yes  : GO to BE2.
    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. BE2 CHECK THE COMMUNICATION NETWORK 
    • Using a scan tool, perform a network test.
    • Does the audio DSP module pass the network test? 
    1. Yes  : GO to BE3.
    2. No  : REFER to MODULE COMMUNICATIONS NETWORK , The Audio DSP Module Does Not Respond To The Scan Tool.
  3. BE3 RETRIEVE THE RECORDED DTCs FROM THE AUDIO DSP MODULE SELF-TEST 
    • Using a scan tool, perform the audio DSP module self-test.
    • Are any DTCs recorded? 
    1. Yes  : Refer to INFORMATION AND ENTERTAINMENT SYSTEMS - THX 8 - INCH (203 MM) TOUCHSCREEN, 14 SPEAKERS .
    2. No  : GO to BE4.
  4. BE4 RETRIEVE THE RECORDED DTCs FROM THE IPC SELF-TEST 
    • Using a scan tool, perform the IPC self-test.
    • Is DTC U3003:16 or DTC U3003:17 recorded? 
    1. Yes  : For DTC U3003:16, GO to PINPOINT TEST BJ .

      For DTC U3003:17, GO to PINPOINT TEST BK .

    2. No  : GO to BE5.
  5. BE5 RECHECK THE IPC DTCs 
    • Using a scan tool, clear the DTCs.
    • Repeat the IPC self-test.
    • Is DTC U0121:00 still present? 
    1. Yes  : GO to BE6.
    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. BE6 CHECK FOR DTC U0193:00 SET IN OTHER MODULES 
    • Using a scan tool, clear all DTCs.
    • Ignition OFF.
    • Ignition ON.
    • Wait 10 seconds.
    • Using a scan tool, perform self-test.
    • Retrieve the continuous memory DTCs from all modules.
    • Is DTC U0193:00 set in the ACM? 
    1. Yes  : INSTALL a new audio DSP module. Refer to INFORMATION AND ENTERTAINMENT SYSTEMS - THX 8 - INCH (203 MM) TOUCHSCREEN, 14 SPEAKERS .
    2. No  : INSTALL a new IPC. REFER to INSTRUMENT PANEL CLUSTER (IPC) .
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