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 MANUALSMERCURY2009MILAN PREMIER, 3.0 1, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1316 (SUPPLEMENTAL RESTRAINT SYSTEM)
2009 Mercury Milan Premier, 3.0 1, AWD
Section 1316 (Supplemental Restraint System)
2009 Mercury Milan Premier, 3.0 1, AWDSECTION Section 1316 (Supplemental Restraint System)
WARNING: This page is about a different car, the 2009 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Description And Operation
- Diagnostic Tests
- Air Bag and Safety Belt Pretensioner Supplemental Restraint System (SRS)
- Notes
- Principles of Operation
- Notes
- Air Bag Warning Indicator
- Air Bag Module Second Stage Deployment Check
- Clockspring
- Driver Air Bag Module
- Impact Sensors
- Loops/Squibs
- Occupant Classification Sensor (OCS) System
- Passenger Air Bag Deactivation (PAD) Indicator
- Passenger Air Bag Module
- Restraints Control Module (RCM)
- Restraint System Diagnostic Tool Warning
- Safety Belt Buckle Switch
- Safety Belt Pretensioners
- Safety Belt Tension Sensor
- Seat Side Air Bag Module
- Seat Track Position Sensor
- Secondary Air Bag Warning (Chime)
- Diagnostic Instructions
- Air Bag Reconnect Checklist
- Air Bag Module Second Stage Deployment Check
- Glossary
- Inspection and Verification
- Supplemental Restraint System (SRS) DTC Chart
- Symptom Chart
- Pinpoint Tests
- Pinpoint Test A: The Air Bag Warning Indicator is Illuminated Continuously
- Pinpoint Test B: DTC B1869 - Lamp Air Bag Warning Indicator Circuit Open
- Pinpoint Test C: DTC B1870 - Lamp Air Bag Warning Indicator Circuit Short to Battery
- Pinpoint Test D: LFC 18/DTC B1884 - PAD Warning Lamp Circuit Failure
- Pinpoint Test E: LFC18/DTC B1890 - PAD Warning Lamp Circuit Short to Battery
- Pinpoint Test F: LFC 53/DTC B1891 - Air Bag Tone Warning Indicator Circuit Short to Battery
- Pinpoint Test G: LFC 53/DTC B1892 - Air Bag Tone Warning Indicator Circuit Failure
- Pinpoint Test H: LFC 14/DTC B1921 - Air Bag Diagnostic Monitor Ground Circuit Open
- Pinpoint Test I: LFC 16/DTC B2290 - Occupant Classification System Fault
- Pinpoint Test J: LFC 33 and 34/DTC B2292 - Restraint System - Seatbelt Pretensioner Fault
- Pinpoint Test K: LFC 19 and 21/DTC B2293 - Restraint System - Airbag Fault
- Pinpoint Test L: LFC 22 and 23/DTC B2295 - Restraint System - Side Airbag Fault
- Pinpoint Test M: LFC 42, 43 and 44/DTC B2296 - Restraint System - Impact Sensor Fault
- Pinpoint Test N: LFC 51/DTC B2434 - Drivers Seat Belt Buckle Switch Circuit Short to Ground
- Pinpoint Test O: LFC 51/DTC B2435 - Drivers Seat Belt Buckle Switch Resistance Out of Range
- Pinpoint Test P: LFC 52/DTC B2438 - Passengers Seat Belt Buckle Switch Circuit Short to Ground
- Pinpoint Test Q: LFC 52/DTC B2439 - Passengers Seat Belt Buckle Switch Resistance Out of Range
- Pinpoint Test R: LFC 51/DTC B2691 - Seat Belt Buckle Switch Circuit Fault, Front Driver's Side
- Pinpoint Test S: LFC 52/DTC B2692 - Front Passenger's Seat Belt Buckle Switch Circuit Fault
- Pinpoint Test T: LFC 16/DTC B2909 - Belt Tension Sensor Fault
- Pinpoint Test U: LFC 15/DTC C1414 - Incorrect Module Design Level
- Pinpoint Test V: LFC 49/DTC C1947 - Front Driver's Seat Track Position Switch Circuit Short to Ground
- Pinpoint Test W: LFC 49/DTC C1948 - Front Driver's Seat Track Position Switch Circuit Resistance Out of Range
- Pinpoint Test X: LFC 49/DTC C1981 - Front Driver's Seat Track Position Switch Circuit Fault
- Pinpoint Test Y: DTC B1317 or B1318 - Battery Voltage High or Battery Voltage Low
- Air Bag and Safety Belt Pretensioner Supplemental Restraint System (SRS)
- General Procedures
- Supplemental Restraint System (SRS) Depowering and Repowering
- Supplemental Restraint System (SRS) Deactivation and Reactivation
- Inspection and Repair After a Supplemental Restraint System (SRS) Deployment
- Pyrotechnic Device Disposal
- Disposal of Deployable Devices and Pyrotechnic Devices That are Undeployed/Inoperative
- Disposal of Deployable Devices and Pyrotechnic Devices That Are Deployed
- Disposal of Deployable Devices and Pyrotechnic Devices That Require Manual Deployment
- Driver Air Bag Module, Passenger Air Bag Module and Seat Side Air Bag Modules - Remote Deployment
- Safety Belt Buckle Pretensioners, Safety Belt Retractor Pretensioners and Adaptive Load Limiting Safety Belt Retractors - Remote Deployment
- Safety Belt Buckle Pretensioners, Safety Belt Retractor Pretensioners and Load Limiting Safety Belt Retractors - In-Vehicle Deployment
- Safety Canopy Modules and Side Air Curtain Modules - In-Vehicle Deployment
- Deployable Steering Column - In-Vehicle Deployment
- Removal And Installation
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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.