Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2013 Ford Flex SEFACTORY OEM SERVICE PROCEDURE
Occupant Classification System Module (OCSM)
OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) DTC CHART
| DTC | Description | Action To Take |
|---|---|---|
| B0061:11 | Passenger Seatbelt Tension Sensor: Circuit Short to Ground | GO to PINPOINT TEST AE . |
| B0061:12 | Passenger Seatbelt Tension Sensor: Circuit Short to Battery | GO to PINPOINT TEST AE . |
| B0061:13 | Passenger Seatbelt Tension Sensor: Circuit Open | GO to PINPOINT TEST AE . |
| B00A0:54 | Occupant Classification System: Missing Calibration | GO to PINPOINT TEST AF . |
| B00A0:67 | Occupant Classification System: Signal Incorrect After Event | CARRY OUT the OCS zero seat weight test. REFER to OCCUPANT CLASSIFICATION SENSOR (OCS) SYSTEM ZERO SEAT WEIGHT TEST . |
| B00A0:76 | Occupant Classification System: Wrong Mounting Position | GO to PINPOINT TEST AF . |
| B00A0:97 | Occupant Classification System: Component or System Operation Obstructed or Blocked | GO to PINPOINT TEST AG . |
| B00C2:12 | Passenger Seat Occupant Classification Sensor "C": Circuit Short To Battery | GO to PINPOINT TEST AH . |
| B00C2:13 | Passenger Seat Occupant Classification Sensor "C": Circuit Open | GO to PINPOINT TEST AH . |
| B00C2:1A | Passenger Seat Occupant Classification Sensor "C": Circuit Resistance Below Threshold | GO to PINPOINT TEST AH . |
| B00C2:49 | Passenger Seat Occupant Classification Sensor "C": Internal Electronic Failure | GO to PINPOINT TEST AF . |
| B00C2:81 | Passenger Seat Occupant Classification Sensor "C": Invalid Serial Data Received | REPAIR all other OCSM DTCs first. If no other OCSM DTCs are present, INSTALL a new seat track (includes OCS weight sensor bolts). REFER to SEATING . |
| B00C3:12 | Passenger Seat Occupant Classification Sensor "D": Circuit Short To Battery | GO to PINPOINT TEST AI . |
| B00C3:13 | Passenger Seat Occupant Classification Sensor "D": Circuit Open | GO to PINPOINT TEST AI . |
| B00C3:1A | Passenger Seat Occupant Classification Sensor "D": Circuit Resistance Below Threshold | GO to PINPOINT TEST AI . |
| B00C3:49 | Passenger Seat Occupant Classification Sensor "D": Internal Electronic Failure | GO to PINPOINT TEST AF . |
| B00C3:81 | Passenger Seat Occupant Classification Sensor "D": Invalid Serial Data Received | REPAIR all other OCSM DTCs first. If no other OCSM DTCs are present, INSTALL a new seat track (includes OCS weight sensor bolts). REFER to SEATING . |
| B1193:00 | Crash Event Storage Full and Locked: No Sub Type Information | INSTALL a new passenger seat track assembly (includes OCS weight sensor bolts). REFER to SEATING . CLEAR all DTCs before carrying out the System Reset Procedure. |
| B1A59:01 | Sensor 5 Volt Supply: General Electrical Failure | GO to PINPOINT TEST AJ . |
| B1A59:11 | Sensor 5 Volt Supply: Circuit Short to Ground | GO to PINPOINT TEST AJ . |
| U0100:00 | Lost Communication With ECM/PCM "A": No Sub Type Information | GO to PINPOINT TEST AK . |
| U0140:00 | Lost Communication With Body Control Module: No Sub Type Information | GO to PINPOINT TEST AL . |
| U0151:00 | Lost Communication With Restraints Control Module: No Sub Type Information | GO to PINPOINT TEST AM . |
| U0401:00 | Invalid Data Received From ECM/PCM "A": No Sub Type Information | U0401:00 sets in a module that is reporting a communication fault from another module on the data bus. The module that reports the fault is not the problem module. Do not install a new OCSM as part of repair for DTC U0401:00. CARRY OUT the PCM self-test. REPAIR any vehicle speed or communication-related DTCs. REFER to the DTC chart in ELECTRONIC ENGINE CONTROLS or the ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) (SECTION 0) . |
| U0422:00 | Invalid Data Received From Body Control Module: No Sub Type Information | U0422:00 sets in a module that is reporting a communication fault from another module on the data bus. The module that reports the fault is not the problem module. Do not install a new OCSM as part of repair for DTC U0422:00. CARRY OUT the BCM self-test. REPAIR any ignition switch or communication-related DTCs. REFER to the DTC chart in MULTIFUNCTION ELECTRONIC MODULES . |
| U0422:81 | Invalid Data Received From Body Control Module: Invalid Serial Data Received | U0422:81 sets when the OCSM is not receiving the ignition status data that it expects from the BCM. The OCSM is not the problem module. Do not install a new OCSM as part of repair for DTC U0422:81. CARRY OUT the BCM self-test. REPAIR any ignition switch or communication-related DTCs. REFER to the DTC chart in MULTIFUNCTION ELECTRONIC MODULES . |
| U0452:00 | Invalid Data Received From Restraints Control Module: No Sub Type Information | U0452:00 sets in a module that is reporting a communication fault from another module on the data bus. The module that reports the fault is not the problem module. Do not install a new OCSM as part of repair for DTC U0452:00. CARRY OUT the RCM self-test. REPAIR any SRS-related DTCs. REFER to Restraints Control Module (RCM) DTC chart. |
| U0452:81 | Invalid Data Received From Restraints Control Module: Invalid Serial Data Received | U0452:81 sets when the OCSM is not receiving the SRS data that it expects from the RCM. The OCSM is not the problem module. Do not install a new OCSM as part of repair for DTC U0452:81. CARRY OUT the BCM self-test. REPAIR any SRS-related DTCs. REFER to Restraints Control Module (RCM) DTC chart. |
| U200D:12 | Control Module Output Power A: Circuit Short To Battery | GO to PINPOINT TEST AN . |
| U200E:11 | Control Module Output Power B: Circuit Short To Ground | GO to PINPOINT TEST AO . |
| U200E:12 | Control Module Output Power B: Circuit Short To Battery | GO to PINPOINT TEST AO . |
| U200E:1A | Control Module Output Power B: Circuit Resistance Below Threshold | GO to PINPOINT TEST AO . |
| U3000:49 | Control Module: Internal Electronic Failure | REPAIR all other OCSM DTCs first. REPEAT the self-test. If U3000:49 returns, INSTALL a new OCSM. REFER to OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) - MANUAL SEAT TRACK or OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) - POWER SEAT TRACK . |
| U3000:53 | Control Module: Deactivated | CLEAR all OCSM DTCs and REPEAT the self-test. If U3000:53 returns, INSTALL a new Occupant Classification System Module (OCSM) - Manual Seat Track or Occupant Classification System Module (OCSM) - Power Seat Track. |
| U3000:54 | Control Module: Missing Calibration | CARRY OUT the OCS Reset. REFER to OCCUPANT CLASSIFICATION SENSOR (OCS) SYSTEM RESET . |
| U3003:16 | Battery Voltage: Circuit Voltage Below Threshold | GO to PINPOINT TEST AD . |
| U3003:17 | Battery Voltage: Circuit Voltage Above Threshold | GO to PINPOINT TEST AD . |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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