Pinpoint Test BA : DTC U0193:00
- 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. - BA2 CHECK THE COMMUNICATION NETWORK
- Using a scan tool, perform a network test.
Does the audio DSP module pass the network test?
Yes GO to BA3. No REFER to Module Communications Network , The Audio DSP Does Not Respond To The Scan Tool. - BA3 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?
Yes REFER to Information and Entertainment Systems Son . No GO to BA4. - BA4 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?
Yes For DTC U3003:16, GO to Pinpoint Test BF . For DTC U3003:17, GO to Pinpoint Test BG . No GO to BA5. - BA5 RECHECK THE IPC DTCs
- Using a scan tool, clear the DTCs.
- Repeat the IPC self-test.
Is DTC U0121:00 still present?
Yes GO to BA6. 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. - BA6 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 ?
Yes INSTALL a new audio DSP module. REFER to Information and Entertainment Systems Son . No INSTALL a new IPC. REFER to Instrument Panel Cluster (IPC) .