13 Things You Should Know About Dodge Ram 1500 Airbag Sensor That You Might Not Know
Ensuring Safety: A Comprehensive Guide to the Dodge Ram 1500 Airbag Sensor
The Dodge Ram 1500 is a cornerstone of the American automotive landscape, understood for its rugged efficiency, towing capabilities, and improved interior. Nevertheless, underneath the metal and leather lies an intricate network of safety systems developed to secure occupants in the occasion of a collision. Central to this network is the airbag sensing unit system. Comprehending how these sensing units function, acknowledging signs of failure, and knowing the actions for upkeep or replacement is vital for any Ram owner or specialist.
This guide offers an extensive take a look at the Dodge Ram 1500 air bag sensing unit system, covering its elements, typical problems, and the necessary steps to ensure the automobile remains a safe fortress for its guests.
The Role of Airbag Sensors in the Supplemental Restraint System (SRS)
Modern vehicles like the Dodge Ram 1500 use a Supplemental Restraint System (SRS). This system is not planned to change seatbelts however to work in tandem with them. The airbag sensors serve as the "nervous system" of the lorry. learn more are tactically put throughout the truck to spot abrupt deceleration or physical effect.
When an effect happens, the sensing units send an electrical signal to the Occupant Restraint Control (ORC) module, which acts as the "brain" of the SRS. The ORC evaluates the severity of the impact and determines whether to deploy the airbags and pretension the seatbelts. This whole process takes place within milliseconds-- faster than the blink of an eye.
Types of Airbag Sensors in the Dodge Ram 1500
The Ram 1500 is geared up with numerous sensing units, each serving a specific purpose based upon the direction and kind of impact.
| Sensor Type | Primary Location | Function |
|---|---|---|
| Front Impact Sensors | Installed on the radiator support or front frame rails. | Spots head-on accidents and activates front airbags. |
| Side Impact Sensors | Found inside the doors or B-pillars. | Activates side-curtain and seat-mounted airbags during T-bone accidents. |
| Rollover Sensors | Usually incorporated into the ORC module (center console location). | Detects the lorry's pitch and roll angle to deploy side curtains in a rollover. |
| Resident Classifcation Sensor (OCS) | Inside the passenger seat cushion. | Determines the weight of the traveler to change or disable air bag deployment for kids. |
Common Symptoms of a Failing Airbag Sensor
When an air bag sensor stops working, the lorry's computer system typically discovers the anomaly immediately. Because the SRS is crucial for safety, the car will signal the chauffeur through a number of indications.
1. The SRS Warning Light
The most common sign is the illumination of the "Airbag" or "SRS" light on the instrument cluster. Under typical conditions, this light should turn on briefly when the ignition is begun and after that disappear. If it remains lit or flashes while driving, the system has discovered a fault and has most likely disabled the airbag system.
2. Audible Chimes
In many Dodge Ram designs, a persistent warning light is accompanied by a chime or "ping" sound when the automobile is started. This is created to ensure the chauffeur does not neglect the visual warning on the control panel.
3. Diagnostic Trouble Codes (DTCs)
If a scanner is plugged into the On-Board Diagnostics (OBD-II) port, specific codes will appear. Common codes for Dodge Ram airbag issues consist of:
- B0001: Driver Frontal Stage 1 Deployment Control.
- B1B02: Driver Airbag Squib 2 Circuit Low.
- B1B06: Passenger Airbag Squib 2 Circuit Low.
- B2207: Occupant Restraint Controller Internal.
Causes of Airbag Sensor Failure
A number of factors can lead to the breakdown of an airbag sensing unit in a Dodge Ram 1500. Provided the truck's use in requiring environments, ecological aspects frequently play a large role.
- Deterioration: Because front effect sensors are situated near the grille and frame, they are exposed to road salt, moisture, and particles. Over time, the electrical connectors can wear away, breaking the circuit.
- Minor Collisions: Even a small "minor car accident" that does not deploy the airbags can harm the internal components of a sensor, rendering it unresponsive.
- Water Damage: If the interior of the truck experiences a leak (typical in older models with dripping 3rd brake lights or sunroof drains pipes), wetness can seep into the B-pillar sensors or the ORC module under the center console.
- Electrical wiring Issues: The circuitry utilizes under the seats are susceptible to being pinched or detached when seats are moved frequently, typically impacting the Occupant Classification Sensor.
Historical Recalls and Safety Concerns
Owners of the Dodge Ram 1500 need to be aware of historical recalls associated with the air bag system. Fiat Chrysler Automobiles (FCA) has actually provided a number of recalls for many years to address software application and hardware problems.
- ORC Module Software (2013-2016 Models): A considerable recall was released for these years because a software error could avoid the side airbags and seat belt pretensioners from deploying throughout a rollover.
- Clock Spring Failures: While not a sensing unit itself, the clock spring in the guiding wheel frequently fails in older Rams, breaking the connection to the driver-side air bag and setting off the SRS light.
- Sensor Housing Cracks: Some designs faced problems where the plastic housing of the effect sensors would split, allowing moisture to get in and short-circuit the unit.
To examine if a particular Dodge Ram 1500 is affected by a recall, owners should visit the Mopar or NHTSA site and enter their vehicle's 17-digit VIN.
Medical diagnosis and Repair: What to Expect
Identifying an airbag concern is not a typical DIY job for the average enthusiast because it requires a specialized scan tool efficient in reading SRS/ABS codes (standard inexpensive OBD-II scanners typically just read engine codes).
The Diagnostic Process
- Scanning: A technician obtains the particular DTC to identify which sensor is stopping working.
- Visual Inspection: Checking the circuitry harness and the sensor's physical condition for signs of corrosion or effect.
- Circuit Testing: Using a multimeter to look for connection in the electrical wiring (Caution: This should be made with the battery disconnected to avoid unexpected deployment).
Replacement Steps
If a sensor is verified faulty, replacement follows these general actions:
- Power Down: The battery needs to be detached, and the system needs to sit for at least 10-- 15 minutes to enable the capacitors to release.
- Accessing the Sensor: Depending on the sensing unit, this might involve getting rid of the front grille, interior trim panels, or the front seats.
- Part Swap: The old sensor is unbolted, and the new OEM (Original Equipment Manufacturer) sensor is set up.
- System Reset: The service technician clears the codes and performs a "proxy alignment" or system calibration to make sure the new sensor is acknowledged by the ORC module.
| Part/Service | Approximated Cost (GBP) |
|---|---|
| Replacement Sensor Part | ₤ 80 - ₤ 200 |
| Diagnostic Fee | ₤ 100 - ₤ 150 |
| Labor (1-2 hours) | ₤ 150 - ₤ 300 |
| Overall Estimated Cost | ₤ 330 - ₤ 650 |
Often Asked Questions (FAQ)
Can I drive my Dodge Ram with the air bag light on?
While the truck stays drivable, it is highly discouraged. When the SRS light is illuminated, the system remains in "fault mode," which usually suggests the airbags will not deploy in case of a mishap. Dodge Ram 1500 Airbags Official Website increases the risk of injury or death.
Where is the air bag sensor located on a 2019+ Dodge Ram 1500?
The 5th-generation Ram (DT) has effect sensing units located behind the front bumper cover on the frame rails and side impact sensors located in the lower portion of the B-pillars and C-pillars.
Will a blown fuse trigger the air bag light to come on?
Yes. If the fuse responsible for the SRS or ORC module blows, the system will lose power and trigger the warning light. Examining the circuit box is frequently the first and cheapest diagnostic action.
Do I have to utilize OEM parts for air bag sensors?
It is strongly recommended to utilize OEM Mopar sensors. The SRS is a life-saving system adjusted specifically to the vehicle's crush zones and weight. Aftermarket sensing units might not have the exact same precision or response times, possibly causing failure throughout a crash.
Can water leakages set off the airbag light in a Ram 1500?
Yes. A common problem in Ram trucks is a dripping 3rd brake light which enables water to travel down the back of the cab and soak the floorboards. This can reach the ORC module or the electrical wiring utilizes under the seats, triggering the air bag light to light up.
The airbag sensing unit system in the Dodge Ram 1500 is a sophisticated network developed with one objective: resident safety. While these components are developed to be durable, they are not immune to the effects of time, environment, and mechanical failure. Preserving this system is not almost keeping a caution light off the control panel; it is about guaranteeing that the truck's most crucial security function is all set to carry out when it is required most.
Ram owners need to remain alert relating to SRS warning lights and deal with any issues instantly through professional diagnostics. By comprehending the area, function, and typical failure points of these sensors, drivers can guarantee their Dodge Ram 1500 stays among the best vehicles on the road.
