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Pinpoint Test As: U0131:00

WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
  1. Normal Operation and Fault Conditions 

    REFER to: Airbag and Seatbelt Pretensioner Supplemental Restraint System (SRS) - System Operation and Component Description .

    The RCM uses information contained in messages from the PSCM sent through the GWM

    DTC Fault Trigger Conditions 

    DTC Description Fault Trigger Condition
    RCM U0131:00 Lost Communication With Power Steering Control Module "A": No Sub Type Information This DTC sets if the RCM does not receive an expected message from the PSCM control module.

    Possible Sources 

    • Network traffic
    • PSCM
    • RCM

  2. WARNING: Do not handle, move or change the original horizontal mounting position of the Restraints Control Module (RCM) while the Restraints Control Module (RCM) is connected and the ignition switch is ON. Failure to follow this instruction may result in the accidental deployment of the Safety Canopy® and cause serious personal injury or death.
  3. NOTE: Most faults are due to connector and/or wiring concerns. Carry out a thorough inspection and verification before proceeding with the pinpoint test.
  4. NOTE: SRS components should only be disconnected or reconnected when instructed to do so within a pinpoint test step. Failure to follow this instruction may result in incorrect diagnosis of the SRS.
  5. NOTE: Always make sure the correct SRS component is being installed. Parts released for other vehicles may not be compatible even if they appear physically similar. Check the part number listed in the Ford parts catalog to make sure the correct component is being installed. If an incorrect SRS component is installed, Diagnostic Trouble Codes (DTCs) may set.
  6. NOTE: The SRS must be fully operational and free of faults before releasing the vehicle to the customer.

  7. AS1 CHECK THE COMMUNICATION NETWORK

    • WARNING: Before beginning any service procedure In this article, refer to Safety warnings in General Information. Failure to follow this instruction may result in serious personal injury.

      REFER to: Pyrotechnic Device Health and Safety Precautions .

    • Ignition ON.

    • Using a diagnostic scan tool, carry out a network test.

    Does the PSCM pass the network test? 

    Yes  GO to  AS2
    No  To diagnose no communication with the PSCM, REFER to: Controller Area Network (CAN) Module Communications Network .

  8. AS2 CHECK THE RCM (RESTRAINTS CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

    • Ignition ON.

    • Using a diagnostic scan tool, perform RCM self-test.

    • Using a diagnostic scan tool, clear RCM Diagnostic Trouble Codes (DTCs).

    • Wait 10 seconds.

    • Using a diagnostic scan tool, perform RCM self-test.

    Is DTC U0140:00 retrieved again? 

    Yes  GO to  AS3
    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.

  9. AS3 RETRIEVE THE RECORDED DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE RCM (RESTRAINTS CONTROL MODULE) SELF-TEST

    • Check the recorded Diagnostic Trouble Codes (DTCs) from the RCM self-test.

    Is DTC U3003:16 or U3003:17 recorded? 

    Yes  GO to Pinpoint Test BD
    No  GO to  AS4

  10. AS4 RETRIEVE THE RECORDED DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE PSCM (POWER STEERING CONTROL MODULE) SELF-TEST

    • Using a diagnostic scan tool, perform PSCM self-test.

    • Check for recorded Diagnostic Trouble Codes (DTCs) from the BCM self-test.

    Is BCMDTC U3003:16 or U3003:17 recorded? 

    Yes  REFER to: Power Steering .
    No  GO to  AS5

  11. AS5 CHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) U0140:00 SET IN OTHER MODULES

    • Ignition ON.

    • Using a diagnostic scan tool, perform self-test for all modules.

    Is DTC U0140:00 set in the ABS Module or in the IPC? 

    Yes  CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, Refer to PCM GUIDED ROUTINE TESTING
    Internet Explorer version 11 or greater is required to perform this Pinpoint Test. 
    No  CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new RCM. REFER to: Restraints Control Module (RCM) .
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