AutoCodesDodge – B1A87 Dodge

B1A87 Dodge Code - ESCL Unlock Control Circuit Short To Ground Or Open

Quick Answer

The OBDII code is set when the Body Control Module (BCM) detects an open or short to ground on the Daytime Running Lamp (DRL) Signal circuit (SRT only). Common causes include Faulty Daytime Running Lamp (DRL) Assembly, Daytime Running Lamp (DRL) Assembly harness is open or shorted, Daytime Running Lamp (DRL) Assembly 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
B1A87 Dodge indicates ESCL Unlock Control Circuit Short To Ground Or Open.
Common causes
Common causes include Faulty Daytime Running Lamp (DRL) Assembly, Daytime Running Lamp (DRL) Assembly harness is open or shorted, Daytime Running Lamp (DRL) Assembly 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.
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Code Popularity 1,330
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 14, 2019
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Code B1A87 Dodge Description

The OBDII code is set when the Body Control Module (BCM) detects an open or short to ground on the Daytime Running Lamp (DRL) Signal circuit (SRT only).
OBDII Code B1A87 Dodge - ESCL Unlock Control Circuit Short To Ground Or Open - AutoCodes.com
B1A87 Dodge Code - ESCL Unlock Control Circuit Short To Ground Or Open

What are the Possible Causes of the DTC B1A87 Dodge?

  • Faulty Daytime Running Lamp (DRL) Assembly
  • Daytime Running Lamp (DRL) Assembly harness is open or shorted
  • Daytime Running Lamp (DRL) Assembly circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B1A87 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1A87 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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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B1A87 Dodge Code

1. What does the OBDII code B1A87 mean on a Dodge vehicle?

The B1A87 code indicates an issue with the Electronic Steering Column Lock (ESCL) Unlock Control Circuit, specifically a short to ground or an open circuit.

2. What are the symptoms of the B1A87 code in a Dodge?

Common symptoms include the inability to start the vehicle, the steering wheel remaining locked, and possible warning lights on the dashboard.

3. What causes the B1A87 code to appear?

This code is typically caused by damaged wiring, a faulty ESCL module, a blown fuse, or a poor connection in the unlock control circuit.

4. Can I drive my Dodge with the B1A87 code?

No, this code often prevents the vehicle from starting or unlocking the steering column, making it undrivable until repaired.

5. How is the B1A87 code diagnosed?

Mechanics use a scan tool to confirm the code, inspect the wiring and connectors in the ESCL circuit, and test the ESCL module for proper operation.

6. How do you fix the B1A87 code in a Dodge?

Repairs may include replacing damaged wiring, repairing poor connections, replacing a faulty ESCL module, or replacing a blown fuse.

7. Is the B1A87 code common in Dodge vehicles?

While not extremely common, this code can occur in Dodge models with electronic steering column locks, particularly if there are electrical issues.

8. What tools are needed to repair the B1A87 code?

You’ll need a scan tool, a multimeter for testing circuits, and basic tools for accessing and repairing wiring or replacing components.

9. How much does it cost to fix the B1A87 code?

The cost varies depending on the specific issue but could range from $50 for minor wiring repairs to $500 or more for an ESCL module replacement.

10. Can a dead battery cause the B1A87 code?

Yes, a dead or weak battery can cause communication issues or voltage drops that may trigger this code. Ensure the battery is fully charged before further diagnosis.

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