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.
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HOMESERVICE MANUALSFORD2009RANGER 2D PICKUP, 2.3 D, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXSUPPLEMENTAL RESTRAINTS SYSTEMS DTCSOCCUPAN CLASSIFICATION SYSTEM MODULE (OCSM)
2009 Ford Ranger 2D Pickup, 2.3 D, Automatic
OCCUPAN Classification System Module (OCSM)
2009 Ford Ranger 2D Pickup, 2.3 D, AutomaticSECTION OCCUPAN Classification System Module (OCSM)
OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action To Take |
|---|---|---|
| B1317 | Battery Voltage High | Go To PINPOINT TEST U . |
| B1318 | Battery Voltage Low | Go To PINPOINT TEST U . |
| B1342 | ECU is Faulted | Go To PINPOINT TEST V . |
| B2290 | Occupant Classification System Fault |
NOTE:
If no on-demand or continuous DTC is present in the OCSM
and DTC B2290 is only present in the RCM
as a continuous DTC, CLEAR all RCM
DTCs and PROVE OUT the SRS
. Go To PINPOINT TEST E
. |
| B2909 | Belt Tension Sensor Fault | Go To PINPOINT TEST P . |
| C1941 | Zero Seat Weight Test Failure | Can only be reported when carrying out Occupant Classification Sensor (OCS) System Reset. REFER to OCCUPANT CLASSIFICATION SENSOR . |
| U1900 | CAN Communication Bus Fault - Receive Error |
NOTE:
DTC U1900 will set 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 OCS
system service kit as part of repair for a OCS
DTC U1900 fault. VIEW and RECORD U1900 fault PIDs to determine the module with the concern. REFER to
MODULE COMMUNICATIONS NETWORK
to diagnosis the HS-CAN
/module concern. |
| U0151 | Loss of Communication With Restraints Control Module | REFER to MODULE COMMUNICATIONS NETWORK . |
| U2050 | No Application Present | INSTALL a new OCS system service kit. REFER to OCCUPANT CLASSIFICATION SENSOR . |
| U2051 | One or More Calibration Files Missing/Corrupt | INSTALL a new OCS system service kit. REFER to OCCUPANT CLASSIFICATION SENSOR . |
RENDER: 1.0x
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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.