B2873 Dodge Code - Left Reverse Lamp 2 Control Circuit Short
Quick Answer
The Body Control Module (BCM) receives a communication network message from the Steering Column Control Module (SCCM) requesting turn signal lamp illumination. Common causes include Faulty Left Rear Turn Lamp Driver, Left Rear Turn Lamp Driver harness is open or shorted, Left Rear Turn Lamp Driver 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
- B2873 Dodge indicates Left Reverse Lamp 2 Control Circuit Short.
- Common causes
- Common causes include Faulty Left Rear Turn Lamp Driver, Left Rear Turn Lamp Driver harness is open or shorted, Left Rear Turn Lamp Driver 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 B2873 Dodge Description
What are the Possible Causes of the DTC B2873 Dodge?
- Faulty Left Rear Turn Lamp Driver
- Left Rear Turn Lamp Driver harness is open or shorted
- Left Rear Turn Lamp Driver circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B2873 Dodge?
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.
Code Tech Notes
B2873-15 LEFT REVERSE LAMP 2 CONTROL CIRCUIT SHORT TO BATTERY OR OPEN
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B2873 Dodge 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.
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Frequently Asked Questions about B2873 Dodge Code
1. What does the OBDII code B2873 mean on a Dodge vehicle?
The B2873 code indicates a problem with the Left Reverse Lamp 2 Control Circuit, usually due to a short or electrical fault in the circuit.
2. What are the common symptoms of the B2873 code?
Symptoms include the left reverse light not functioning, a warning light on the dashboard, or intermittent operation of the reverse light.
3. What causes the B2873 code to appear?
The code is typically caused by a short circuit, damaged wiring, a faulty reverse lamp bulb, or a malfunctioning control module.
4. Can a blown bulb trigger the B2873 code?
Yes, a blown or faulty reverse lamp bulb can cause this code if it disrupts the electrical circuit.
5. How can I diagnose the B2873 code?
Start by inspecting the left reverse lamp, testing the bulb, and checking the wiring and connectors for damage or corrosion. Use a multimeter to check for continuity and shorts in the circuit.
6. Is it safe to drive with the B2873 code active?
Yes, but it’s important to address the issue promptly as the reverse lamp is a safety feature for visibility when reversing.
7. How do I fix the B2873 code?
Repairs may involve replacing a damaged bulb, repairing or replacing faulty wiring, cleaning corroded connectors, or addressing issues with the control module.
8. Can a faulty control module cause the B2873 code?
Yes, a malfunctioning body control module (BCM) could fail to properly control the left reverse lamp circuit, triggering the code.
9. How much does it cost to repair the B2873 code?
Repair costs depend on the issue, ranging from $10-$20 for a bulb replacement to $100-$500 for wiring repairs or module replacement.
10. Can clearing the code with a scan tool fix the problem?
Clearing the code will not fix the underlying issue. The root cause of the short or fault must be addressed to prevent the code from returning.
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