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.
2009 Ford Flex SEFACTORY OEM SERVICE PROCEDURE
Restraints Control Module (RCM) DTC Chart
DTC CHART
| DTC | Description | Action To Take |
|---|---|---|
| - | The Air Bag Warning Indicator is Illuminated Continuously | Go To PINPOINT TEST A . |
| B1046 | Driver Side Air Bag Curtain Cross Link to Another Firing Loop | Go To PINPOINT TEST C . |
| B1047 | Driver Side, Side Mount Air Bag Cross Link to Another Firing Loop | Go To PINPOINT TEST C . |
| B1048 | Passenger Side Air Bag Cross Link to Another Firing Loop | Go To PINPOINT TEST C . |
| B1049 | Passenger Seatbelt Pretensioner Cross Link to Another Firing Loop | Go To PINPOINT TEST C . |
| B1054 | Driver Seatbelt Pretensioner Cross Link to Another Firing Loop | Go To PINPOINT TEST C . |
| B1055 | Passenger Side, Side Mount Air Bag Cross Link to Another Firing Loop | Go To PINPOINT TEST C . |
| B1056 | Passenger Side Air Bag Curtain Cross Link to Another Firing Loop | Go To PINPOINT TEST C . |
| B1057 | Driver Air Bag Cross Link to Another Firing Loop | Go To PINPOINT TEST C . |
| B1058 | Driver Air Bag Cross Link to Another Firing Loop - Loop #2 | Go To PINPOINT TEST C . |
| B1059 | Passenger Air Bag Cross Link to Another Firing Loop - Loop #2 | Go To PINPOINT TEST C . |
| B1085 | Restraint System - Seatbelt Load Limiter Status - Driver | Go To PINPOINT TEST D . |
| B1085 | Restraint System - Seatbelt Load Limiter Status - Passenger | Go To PINPOINT TEST D . |
| B1231 | Event Threshold Exceeded | This DTC indicates the vehicle has been involved in a collision that required deployment. INSTALL a new RCM and impact sensors. REFER to INSPECTION AND REPAIR AFTER A SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEPLOYMENT . |
| B1317 | Battery Voltage High | Go To PINPOINT TEST E . |
| B1318 | Battery Voltage Low | Go To PINPOINT TEST E . |
| B1342 | ECU is Faulted INSTALL a new | RCM . REFER to RESTRAINTS CONTROL MODULE (RCM) . |
| B1884 | PAD Warning Lamp Circuit Failure | Go To PINPOINT TEST G . |
| B1890 | PAD Warning Lamp Circuit Short to Battery | Go To PINPOINT TEST H . |
| B2290 | Occupant Classification System Fault | The OCSM reported a fault message to the RCM . CARRY OUT Self Test of the Occupant Classification System Module (OCSM) and RETRIEVE DTCs. |
| B2292d | Restraint System - Seat Belt Pretensioner Fault (Driver Buckle Pretensioner Circuit Fault) | Go To PINPOINT TEST K . |
| B2292d | Restraint System - Seat Belt Pretensioner Fault (Passenger Buckle Pretensioner Circuit Fault) | Go To PINPOINT TEST K . |
| B2293d | Restraint System - Air Bag Fault (Driver Front Air Bag Circuit Fault) | Go To PINPOINT TEST L . |
| B2293d | Restraint System - Air Bag Fault (Passenger Front Air Bag Circuit Fault) | Go To PINPOINT TEST L . |
| B2294d | Restraint System - Curtain Fault (Driver Side Safety Canopy Circuit Fault) | Go To PINPOINT TEST M . |
| B2294d | Restraint System - Curtain Fault (Passenger Side Safety Canopy Circuit Fault) | Go To PINPOINT TEST M . |
| B2295d | Restraint System - Side Air Bag Fault (Driver Side Air Bag Module Circuit Fault) | Go To PINPOINT TEST N . |
| B2295d | Restraint System - Side Air Bag Fault (Passenger Side Air Bag Module Circuit Fault) | Go To PINPOINT TEST N . |
| B2296d | Restraint System - Impact Sensor Fault (LH Front Impact Severity Sensor Circuit Fault) | Go To PINPOINT TEST O . |
| B2296d | Restraint System - Impact Sensor Fault (RH Front Impact Severity Sensor Circuit Fault) | Go To PINPOINT TEST O . |
| B2296d | Restraint System - Impact Sensor Fault (Driver Side Front Row Impact Sensor Circuit Fault) | Go To PINPOINT TEST O . |
| B2296d | Restraint System - Impact Sensor Fault (Passenger Side Front Row Impact Sensor Circuit Fault) | Go To PINPOINT TEST O . |
| B2296d | Restraint System - Impact Sensor Fault (Driver Side Second Row Impact Sensor Circuit Fault) | Go To PINPOINT TEST O . |
| B2296d | Restraint System - Impact Sensor Fault (Passenger Side Second Row Impact Sensor Circuit Fault) | Go To PINPOINT TEST O . |
| B2434 | Drivers Seat Belt Buckle Switch Circuit Short to Ground | Go To PINPOINT TEST P . |
| B2435 | Drivers Seat Belt Buckle Switch Resistance Out of Range | Go To PINPOINT TEST Q . |
| B2438 | Passengers Seat Belt Buckle Switch Circuit Short to Ground | Go To PINPOINT TEST R . |
| B2439 | Passengers Seat Belt Buckle Switch Resistance Out of Range | Go To PINPOINT TEST S . |
| B2477 | Module Configuration Failure | This DTC indicates Programmable Module Installation (PMI) has not been done to a newly installed module. CARRY OUT Programmable Module Installation (PMI). REFER to MODULE CONFIGURATION . CLEAR the DTC. CARRY OUT the self-test. |
| B2607 | Harness/Configuration Mismatch | This DTC indicates the RCM is configured incorrectly. CARRY OUT Programmable Module Installation (PMI). REFER to MODULE CONFIGURATION . CLEAR the DTC. CARRY OUT the self-test. If DTC is retrieved a second time, INSTALL a new RCM and CARRY OUT Programmable Module Installation (PMI). REFER to RESTRAINTS CONTROL MODULE (RCM) . |
| B2691 | Seat Belt Buckle Switch Circuit Fault, Front Driver's Side | Go To PINPOINT TEST T . |
| B2692 | Front Passenger's Side Seat Belt Buckle Switch Circuit Fault | Go To PINPOINT TEST U . |
| B2A3F | Seatbelt Load Limiter Driver Cross Link To Another Firing Loop | Go To PINPOINT TEST C . |
| B2A40 | Seatbelt Load Limiter Front Passenger Cross Link To Another Firing Loop | Go To PINPOINT TEST C . |
| C1414 | Incorrect Module Design Level | Go To PINPOINT TEST V . |
| C1947 | Front Driver's Seat Track Position Switch Circuit Short to Ground | Go To PINPOINT TEST W . |
| C1948 | Front Driver's Seat Track Position Switch Circuit Resistance Out of Range | Go To PINPOINT TEST X . |
| C1981 | Front Driver's Seat Track Position Switch Circuit Fault | Go To PINPOINT TEST Y . |
| U0100 | Lost Communication With ECM/PCM | REFER to MODULE COMMUNICATIONS NETWORK to diagnose the communication concern. |
| U0154 | Lost Communication With Restraints Occupant Classification System Module | REFER to MODULE COMMUNICATIONS NETWORK to diagnose the communication concern. |
| U0253 | Lost Communication With Accessory Protocol Interface Module |
NOTE:
This DTC will set in the RCM
if a message is not received from the Accessory Protocol Interface Module (APIM). Check for additional RCM
and APIM DTCs.REFER to the appropriate information to diagnose DTCs concern. If no other DTCs are present, REFER to APIM
Software Level Check in the General Procedures portion of
INFORMATION AND ENTERTAINMENT SYSTEMS
. |
| U2023 | Fault Received From External Node | DTC is set when a module receives invalid network data from another module with a faulted input. RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. REFER to MULTIFUNCTION ELECTRONIC MODULES for a list of all DTCs. |
| U2050 | No Application Present | This DTC indicates Programmable Module Installation (PMI) has failed. CARRY OUT Programmable Module Installation (PMI). REFER to MODULE CONFIGURATION . CLEAR the DTC. CARRY OUT the self-test. If DTC is retrieved a second time, INSTALL a new RCM and CARRY OUT Programmable Module Installation (PMI). REFER to RESTRAINTS CONTROL MODULE (RCM) . |
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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