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Home >> Ford >> 2015 >> Explorer Limited, 3.5L Eng VIN 8, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Automatic Transmission - 6F35) >> Diagnosis And Testing >> Automatic Transmission >> Diagnostic Routines >> Pinpoint Test M : Lost Communication >> Pinpoint Test M : Lost Communication

Pinpoint Test M : Lost Communication

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  1. M1 CHECK THE COMMUNICATION NETWORK

    • Ignition ON.
    • Enter the following diagnostic mode on the scan tool: Carry out the network test.

    Did the PCM/TCM pass the network test? 

    Yes  GO to  M2.
    No  REFER to ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) to diagnose no communication with the PCM.

  2. M2 CHECK THE TCM CMDTCs

    • Enter the following diagnostic mode on the scan tool: Carry out the self-test and retrieve DTCs.
    • Clear the DTCs.
    • Wait 10 seconds.
    • Repeat the self-test.

    Are DTCs U0100, U0115, U0294, or U0401 present? 

    Yes  GO to  M3.
    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.

  3. M3 RETRIEVE THE RECORDED DTCs FROM THE TCM SELF-TEST

    • Check for recorded DTCs from the TCM self-test.

    Are DTCs P0702, P0882, P0883, P0884 or P1397 present? 

    Yes  REFER to Charging System .
    No  GO to  M4.

  4. M4 RETRIEVE THE RECORDED DTCs FROM THE PCM SELF-TEST

    • Check for recorded DTCs from the PCM self-test.

    Are DTCs P0562, P0563 or P1397 present? 

    Yes  REFER to Charging System .
    No  GO to  M5.

  5. M5 CHECK FOR DTC U0100 SET IN OTHER MODULES

    • Ignition ON.
    • Enter the following diagnostic mode on the scan tool: Carry out the self-test for all modules.
    • Retrieve the CMDTCs from all modules.

    Is DTC U0100 set in the ABS module or in the IPC ? 

    Yes  CHECK OASIS for any applicable TSBs. If a TSB exists for this concern, discontinue this test and follow TSB instructions. If no TSBs address this concern, INSTALL a new PCM. REFER to Electronic Engine Controls . PROGRAM the PCM with the latest calibration level.
    No  CHECK OASIS for any applicable TSBs. If a TSB exists for this concern, discontinue this test and follow TSB instructions. If no TSBs address this concern, INSTALL a new TCM. REFER to Transmission Control Module (TCM) . PROGRAM the TCM with the latest calibration level. PERFORM the Solenoid Body Strategy Download procedure. REFER to Solenoid Body Strategy Download .
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