B1870 2000 Ford Expedition Code - Lamp Air Bag Warning Indicator Circuit Short To Battery
Quick Answer
The B1870 diagnostic trouble code (DTC) for a 2000 Ford Expedition indicates that there is a short to the battery in the circuit of the airbag warning indicator lamp. Common causes include Damaged wiring in the airbag warning indicator circuit, Faulty airbag warning indicator lamp, Defective airbag control module. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- B1870 2000 Ford Expedition indicates Lamp Air Bag Warning Indicator Circuit Short To Battery.
- Common causes
- Common causes include Damaged wiring in the airbag warning indicator circuit, Faulty airbag warning indicator lamp, Defective airbag control module.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code B1870 2000 Ford Expedition Description
The B1870 diagnostic trouble code (DTC) for a 2000 Ford Expedition indicates that there is a short to the battery in the circuit of the airbag warning indicator lamp. In simpler terms, this means that there is an electrical issue in the system that is responsible for illuminating the airbag warning light on the dashboard. The airbag warning indicator is a crucial safety feature in vehicles, as it alerts the driver to any issues with the airbag system. A short to the battery in this circuit can prevent the warning light from functioning properly, potentially leaving the driver unaware of a problem with the airbag system.
Common Causes of B1870 2000 Ford Expedition
- Damaged wiring in the airbag warning indicator circuit.
- Faulty airbag warning indicator lamp.
- Defective airbag control module.
- Issue with the vehicle's battery affecting the circuit.
- Corrosion or poor connection in the circuit.
Symptoms of B1870 2000 Ford Expedition
- Airbag warning light stays illuminated on the dashboard.
- Airbag warning light fails to illuminate when the vehicle is started.
- Airbag system error message displayed on the instrument cluster.
- Vehicle fails state inspection due to malfunctioning airbag warning indicator.
How to Fix B1870 2000 Ford Expedition
- Begin by conducting a visual inspection of the wiring in the airbag warning indicator circuit to check for any visible damage or corrosion.
- Test the airbag warning indicator lamp to determine if it is functioning correctly or needs to be replaced.
- Use a diagnostic tool to scan the airbag control module for any fault codes and address any issues found.
- Check the vehicle's battery and connections to ensure they are not causing the short to the battery in the circuit.
- Once the issue is identified and repaired, clear the DTC and test the airbag warning indicator to ensure it functions properly.
Cost to Fix B1870 2000 Ford Expedition
The typical repair costs for addressing a B1870 code in a 2000 Ford Expedition can vary depending on the specific cause of the issue. In general, the cost of parts for this repair could range from $50 to $200, with labor costs adding an additional $100 to $300. However, it's important to note that the actual cost of the repair can vary significantly based on factors such as the location of the repair shop, the make and model of the vehicle, and the level of expertise of the technician. As such, it's advisable to obtain quotes from local auto repair shops to get a more accurate estimate of the repair costs.
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Precautions for SRS “AIR BAG” and “SEAT BELT PRE-TENSIONER” Service
- Never probe the electrical connectors on air bag, side air curtain modules or seat belts.
- Never disassemble or tamper with safety belt buckle/retractor pretensioners, adaptive load limiting retractors, safety belt inflators, or probe the electrical connectors.
- Do not use electrical test equipment to check SRS circuits unless instructed to in this Service Manual.
- Before servicing the SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3 minutes. For approximately 3 minutes after the cables are removed, it is still possible for the air bag and seat belt pre-tensioner to deploy. Therefore, do not work on any SRS connectors or wires until at least 3 minutes have passed.
Failure to follow this instruction may result in the accidental deployment of these modules, which increases the risk of serious personal injury or death.
Frequently Asked Questions about B1870 2000 Ford Expedition Code
1. What are the common symptoms of OBDII code B1870 in a 2000 Ford Expedition?
- The common symptoms include the airbag warning light staying illuminated on the dashboard.
2. What does the OBDII code B1870 in a 2000 Ford Expedition indicate?
- The code B1870 indicates a circuit short to battery in the lamp airbag warning indicator.
3. What are the possible causes of OBDII code B1870 in a 2000 Ford Expedition?
- The possible causes can be a short circuit in the airbag warning indicator circuit, faulty wiring, or a malfunctioning airbag control module.
4. How can I diagnose the issue related to OBDII code B1870 in my 2000 Ford Expedition?
- You can use a diagnostic scanner to retrieve the trouble codes, inspect the wiring and connectors in the airbag warning indicator circuit, and perform a thorough visual inspection.
5. Is it safe to drive my 2000 Ford Expedition with OBDII code B1870 triggered?
- It is not recommended to drive the vehicle with the airbag warning light on, as it indicates a potential issue with the airbag system's functionality.
6. Can I reset the OBDII code B1870 in my 2000 Ford Expedition using a scan tool?
- Resetting the code with a scan tool may temporarily turn off the warning light, but it is crucial to diagnose and repair the underlying issue causing the code to prevent it from reoccurring.
7. How much does it typically cost to repair OBDII code B1870 in a 2000 Ford Expedition?
- The repair cost can vary depending on the exact cause of the issue, but it may involve replacing damaged wiring, repairing connectors, or replacing the airbag control module.
8. Are there any safety risks associated with OBDII code B1870 in a 2000 Ford Expedition?
- Yes, there are safety risks as the code indicates a potential fault in the airbag system, which may affect its deployment in case of an accident.
9. Can I fix OBDII code B1870 in my 2000 Ford Expedition myself?
- If you have experience in automotive electrical systems and access to the necessary tools, you may attempt to diagnose and repair the issue yourself. However, it is recommended to seek professional help for airbag system repairs.
10. How long does it take to repair OBDII code B1870 in a 2000 Ford Expedition?
- The repair time can vary depending on the complexity of the issue, availability of parts, and the expertise of the technician. It may take a few hours to a full day to diagnose and fix the problem.
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