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Home >> Ford >> 2011 >> Flex SE >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrumentation System, Message Center & Warning Chimes >> Diagnosis And Testing >> Instrumentation, Message Center and Warning Chimes >> Pinpoint Tests >> Pinpoint Test AW: DTC U0164 >> Pinpoint Test Aw: DTC U0164

Pinpoint Test Aw: DTC U0164

  1. AW1 VERIFY THE CUSTOMER CONCERN 
    • Ignition ON.
    • Verify that there is an observable symptom present.
    • Is an observable symptom present? 
    • Yes:  Go to AW2  .
    • 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. AW2 CHECK THE COMMUNICATION NETWORK 
    • Enter the following diagnostic mode on the scan tool: Network Test.
    • Carry out the network test.
    • Does the HVAC module pass the network test? 
  3. AW3 RETRIEVE THE RECORDED DTCs FROM THE IC SELF-TEST 
    • Check for recorded IC  DTCs from the self-test.
    • Is DTC B1317 or DTC B1318 recorded? 
  4. AW4 RECHECK THE IC 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 the PMI may not have been carried out.
    • Clear the DTCs. Repeat the IC  self-test.
    • Is DTC U0164 still present? 
    • Yes:  INSTALL a new HVAC module. Refer to CLIMATE CONTROL . CLEAR the DTCs. REPEAT the IC  self-test.

      If DTC U0164 is still present, INSTALL a new IC  . Refer to INSTRUMENT CLUSTER (IC)  in this information. 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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