B1A79 RAM Code - Remote Start Antenna Circuit Open Or Not Connected
Quick Answer
The Diagnostic Trouble Code (DTC) set when no Remote Start Antenna detected by the Wireless Ignition Node (WIN). Common causes include Faulty Remote Start Antenna, Remote Start Antenna harness is open or shorted, Remote Start Antenna circuit poor electrical connection. 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
- B1A79 RAM indicates Remote Start Antenna Circuit Open Or Not Connected.
- Common causes
- Common causes include Faulty Remote Start Antenna, Remote Start Antenna harness is open or shorted, Remote Start Antenna circuit poor electrical connection.
- 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.
Code B1A79 RAM Description
What are the Possible Causes of the DTC B1A79 RAM?
- Faulty Remote Start Antenna
- Remote Start Antenna harness is open or shorted
- Remote Start Antenna circuit poor electrical connection
- Faulty Wireless Ignition Node (WIN)
How to Fix the DTC B1A79 RAM?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B1A79 RAM code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the B1A79 RAM code?
Need more information on how to fix the B1A79 RAM code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the B1A79 RAM code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about B1A79 RAM Code
1. What does the OBDII code B1A79 mean?
The B1A79 code indicates an issue with the remote start antenna circuit, specifically that it is open or not connected.
2. What are the common symptoms of the B1A79 code?
Symptoms include the remote start system not functioning, the key fob having a limited range, or the vehicle failing to recognize the remote signal.
3. What causes the B1A79 code to appear?
This code is typically caused by a damaged or disconnected remote start antenna, faulty wiring, or issues with the antenna module itself.
4. How can I diagnose the B1A79 code?
Diagnosis involves inspecting the remote start antenna for damage, checking for loose or corroded wiring, and using a scan tool to confirm the fault.
5. Can I drive my car with the B1A79 code active?
Yes, the code does not affect drivability, but the remote start system may not work until the issue is resolved.
6. How do I fix the B1A79 code?
Repairs may include reconnecting or replacing the remote start antenna, repairing damaged wiring, or replacing the antenna module if necessary.
7. Where is the remote start antenna located?
The remote start antenna is usually located near the vehicle’s rearview mirror, under the dashboard, or in the rear of the vehicle, depending on the model.
8. How much does it cost to fix the B1A79 code?
Repair costs vary but generally range from $100 to $300, depending on whether the antenna or wiring needs to be repaired or replaced.
9. Can a weak key fob battery cause the B1A79 code?
No, a weak key fob battery does not cause this code, but it can mimic similar symptoms by reducing remote start functionality.
10. Do I need a professional mechanic to fix the B1A79 code?
While some wiring checks and antenna inspections can be done at home, a professional mechanic may be needed for advanced diagnostics and repairs.
Discuss the causes and fixes for B1A79 RAM OBDII Code
Code B1A79 RAM comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
