Pinpoint Test BS : DTC U2300:55 And U2300:64
- WARNING: Do not handle, move or change the original horizontal mounting position of the restraints control module (RCM) while the 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.
- 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.
- 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 Catalog Advantage™ or equivalent to make sure the correct component is being installed. If an incorrect SRS component is installed, DTCs may set.
- NOTE: The SRS must be fully operational and free of faults before releasing the vehicle to the customer.
- BS1 RETRIEVE RCM DTCs
- Ignition ON.
- Using a diagnostic scan tool, perform RCM self-test to retrieve DTCs.
- Record the RCM DTCs that were retrieved during the self-test.
Is DTC U2300:55 or U2300:64 retrieved on-demand?
Yes If DTC U2300:55 or U2300:64 is retrieved on-demand, GO to BS2. No If DTC U2300:55 or U2300:64 is retrieved as a CMDTC, CLEAR the RCM DTCs and REPEAT the self-test. If DTC U2300:55 or U2300:64 does not return, RELEASE the vehicle to the customer. If DTC U2300:55 or U2300:64 returns on-demand, GO to BS2. - BS2 CHECK FOR THE CORRECT BCM
- Using the Log Viewer function of the diagnostic scan tool, retrieve and record the BCM part number.
- Check the recorded part number against the number listed in the Ford Catalog Advantage™ or equivalent.
Does the recorded part number match the number listed in the Ford Catalog Advantage™ or equivalent?
Yes GO to BS3. No INSTALL the correct BCM. REFER to REFER to Multifunction Electronic Modules and CARRY OUT PMI using as-built data. GO to BS4. - BS3 CHECK FOR THE CORRECT RCM
- Using the Log Viewer function of the diagnostic scan tool, retrieve and record the RCM part number.
- Check the recorded part number against the number listed in the Ford Catalog Advantage™ or equivalent.
Does the recorded part number match the number listed in the Ford Catalog Advantage™ or equivalent?
Yes CARRY OUT PMI for the BCM using as-built data. CLEAR the DTCs and REPEAT the RCM self-test. If DTC U2300:55 or U2300:64 are retrieved, CARRY OUT PMI for the RCM using as-built data and GO to BS4. No INSTALL the correct RCM. REFER to Restraints Control Module (RCM) and CARRY OUT PMI using as-built data. GO to BS4. - BS4 CHECK FOR ADDITIONAL RCM OR BCM DTCs
- Ignition ON.
- Using a diagnostic scan tool, perform RCM self-test to retrieve DTCs.
- Using a diagnostic scan tool, perform BCM self-test to retrieve DTCs.
Were any DTCs retrieved from the RCM or BCM during self-test?
Yes If RCM DTCs were retrieved, do not clear any DTCs until all DTCs have been resolved. GO to the appropriate DTC Chart in this service information for pinpoint test direction. If BCM DTCs were retrieved, GO to the appropriate DTC Chart in REFER to Multifunction Electronic Modules to diagnose the BCM. No CLEAR all CMDTCs. PROVE OUT the SRS. The repair is complete. RETURN the vehicle to the customer.