AutoCodes – Lincoln – B2561 Lincoln

B2561 Lincoln Code - Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage

Quick Answer

Under normal operation, ground for the blower motor is provided through the circuit from the blower motor resistor (LO and MED-LO) and the blower motor speed relay 1 (MED-HI and HI). Common causes include Faulty Auxiliary Blower Motor Speed Relay 1, Auxiliary Blower Motor Speed Relay 1 harness is open or shorted, Auxiliary Blower Motor Speed Relay 1 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
B2561 Lincoln indicates Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage.
Common causes
Common causes include Faulty Auxiliary Blower Motor Speed Relay 1, Auxiliary Blower Motor Speed Relay 1 harness is open or shorted, Auxiliary Blower Motor Speed Relay 1 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 416
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 01, 2020
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Code B2561 Lincoln Description

Under normal operation, ground for the blower motor is provided through the circuit from the blower motor resistor (LO and MED-LO) and the blower motor speed relay 1 (MED-HI and HI). The blower resistor is grounded through the circuit. The blower motor speed relay coils are supplied through the circuit. Blower motor speed is received by the SJB from the rear auxiliary control through the circuit. Reference voltage for the blower speed selector resistor is provided by the SJB through the circuit. The auxiliary blower motor relay coil receives ground from the Smart Junction Box (SJB) through the circuit if any blower switch position but OFF is selected.
In LO, ground for the blower motor is provided through the blower motor resistor.
In MED-LO, blower motor speed relay 2 is grounded by the SJB through the circuit. Blower motor ground circuit is connected through one half of the blower motor resistor to the circuit. The circuit is connected through the blower motor speed relay 2 to the blower motor resistor ground circuit.
In MED-HI, blower motor speed relay 1 is grounded by the SJB through the circuit. Blower motor ground circuit is connected through blower motor speed relay 2 to the circuit. The circuit is connected through one half of the blower motor resistor to the blower motor resistor ground circuit.
In HI, blower motor speed relays 1 and 2 are grounded by the SJB through the circuit. Blower motor ground circuit 515 (OG/RD) is connected through the blower motor speed relay 1 to the circuit. The circuit is connected through the blower motor speed relay 2 to the blower motor resistor ground circuit.
OBDII Code B2561 Lincoln - Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage - AutoCodes.com
B2561 Lincoln Code - Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage

What are the Possible Causes of the DTC B2561 Lincoln?

  • Faulty Auxiliary Blower Motor Speed Relay 1
  • Auxiliary Blower Motor Speed Relay 1 harness is open or shorted
  • Auxiliary Blower Motor Speed Relay 1 circuit poor electrical connection
  • Faulty Blower Motor Resistor
  • Faulty Smart Junction Box (SJB)

How to Fix the DTC B2561 Lincoln?

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 B2561 Lincoln 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 B2561 Lincoln code?

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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 B2561 Lincoln Code

1. What are common symptoms of OBDII code B2561 in a Lincoln related to the Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage?

- Common symptoms include the auxiliary blower motor not functioning properly or not working at all, abnormal noise coming from the blower motor, or the blower motor running at a constant speed.

2. What are possible causes of the OBDII code B2561 in a Lincoln indicating an Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage?

- Possible causes include a short circuit in the wiring harness, a faulty blower motor speed relay, a malfunctioning blower motor, or a problem with the vehicle's electrical system.

3. How can I diagnose the OBDII code B2561 in a Lincoln related to the Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage?

- Diagnosing the issue involves checking the wiring harness for any visible damage or shorts, testing the blower motor speed relay for proper function, inspecting the blower motor for any issues, and using a multimeter to test voltage levels.

4. Can I drive my Lincoln with OBDII code B2561 indicating an Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage?

- It is not recommended to drive the vehicle with this code as it may lead to further damage to the blower motor or other electrical components. It is best to address the issue promptly.

5. What are some repair tips for fixing OBDII code B2561 in a Lincoln related to the Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage?

- Repair tips may include repairing any damaged wiring, replacing the blower motor speed relay if faulty, replacing the blower motor if necessary, and ensuring all electrical connections are secure and functioning properly.

6. Can resetting the OBDII code B2561 in a Lincoln resolve the issue with the Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage?

- Resetting the code may temporarily clear the error from the system, but it is important to diagnose and address the root cause of the issue to prevent it from recurring.

7. How much does it typically cost to repair OBDII code B2561 in a Lincoln related to the Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage?

- The cost of repair can vary depending on the specific cause of the issue, but it may involve replacing the blower motor speed relay, the blower motor, or repairing the wiring harness. Costs can range from a few hundred to over a thousand dollars.

8. Is OBDII code B2561 in a Lincoln indicating an Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage a common issue?

- While not as common as some other OBDII codes, issues with the auxiliary blower motor speed relay can occur in Lincolns and may require attention to ensure proper functioning of the vehicle's HVAC system.

9. Can a DIY enthusiast repair OBDII code B2561 in a Lincoln related to the Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage?

- Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to diagnose and repair the issue themselves. However, working with electrical components can be complex, so caution is advised.

10. How long does it typically take to repair OBDII code B2561 in a Lincoln related to the Auxiliary Blower Motor Speed Relay 1 Circuit Short To Voltage?

- The repair time can vary based on the extent of the issue and the specific repairs needed. In general, it may take a few hours to a full day to diagnose and address the problem effectively.

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