B1544 Chevrolet Code - Mirror Motors Common Circuit
Quick Answer
The Driver Door Module (DDM) or Passenger Door Module (PDM) controls the mirror horizontal and vertical motors through the use of bi-directional motor controls. Common causes include Faulty Driver/Passenger Rearview Mirror Motor, Driver/Passenger Rearview Mirror Motor harness is open or shorted, Driver/Passenger Rearview Mirror Motor 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
- B1544 Chevrolet indicates Mirror Motors Common Circuit.
- Common causes
- Common causes include Faulty Driver/Passenger Rearview Mirror Motor, Driver/Passenger Rearview Mirror Motor harness is open or shorted, Driver/Passenger Rearview Mirror Motor 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 B1544 Chevrolet Description
Horizontal controls operate in the same manner with the mirror motor horizontal control circuit supplying voltage or ground and the mirror motor common control circuit supplying voltage or ground to the mirror horizontal motor when the mirror is commanded right and left.
What are the Possible Causes of the DTC B1544 Chevrolet?
- Faulty Driver/Passenger Rearview Mirror Motor
- Driver/Passenger Rearview Mirror Motor harness is open or shorted
- Driver/Passenger Rearview Mirror Motor circuit poor electrical connection
- Faulty Driver Door Module (DDM) or Passenger Door Module (PDM)
How to Fix the DTC B1544 Chevrolet?
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
B1544 02 Mirror Motors Common Circuit Short to Ground
B1544 04 Mirror Motors Common Circuit Open
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B1544 Chevrolet 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 B1544 Chevrolet Code
1. What are the common symptoms of OBDII code B1544 (Chevrolet) related to Mirror Motors Common Circuit?
- The common symptoms include inoperative power mirrors, mirrors not adjusting properly, or no response when trying to adjust the mirrors electronically.
2. What are the possible causes of OBDII code B1544 (Chevrolet) for Mirror Motors Common Circuit?
- The code B1544 in Chevrolet vehicles is typically caused by a malfunction in the mirror motors common circuit, which may be due to a faulty mirror switch, wiring issues, or a defective mirror motor.
3. How can I diagnose OBDII code B1544 (Chevrolet) for Mirror Motors Common Circuit?
- To diagnose this code, you can start by checking the mirror switch for proper functionality, inspecting the wiring connections for any damage, and testing the mirror motors for proper operation.
4. What are some repair tips for fixing OBDII code B1544 (Chevrolet) Mirror Motors Common Circuit?
- Repair tips may include checking and repairing any damaged wiring, replacing the mirror switch if necessary, and testing or replacing the mirror motors to address the circuit malfunction.
5. Can I drive my Chevrolet vehicle with OBDII code B1544 Mirror Motors Common Circuit?
- It is generally safe to drive the vehicle with this code, as it primarily affects the operation of the power mirrors. However, it is recommended to address the issue promptly to restore proper mirror functionality.
6. How do I reset OBDII code B1544 (Chevrolet) Mirror Motors Common Circuit?
- Resetting the code can be done using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes. However, it is important to address the underlying issue causing the code to prevent it from reoccurring.
7. Is OBDII code B1544 (Chevrolet) Mirror Motors Common Circuit a common issue in Chevrolet vehicles?
- Yes, code B1544 related to Mirror Motors Common Circuit is a known issue in Chevrolet vehicles, particularly affecting the power mirror system.
8. Can a DIY enthusiast fix OBDII code B1544 (Chevrolet) Mirror Motors Common Circuit?
- Depending on their skill level and access to tools, DIY enthusiasts may be able to diagnose and repair this code by following repair guides or seeking assistance from automotive forums.
9. Are there any recalls related to OBDII code B1544 (Chevrolet) Mirror Motors Common Circuit?
- It is advisable to check with Chevrolet's official website or contact a local dealership to inquire about any recalls or service bulletins related to this specific OBDII code.
10. How much does it typically cost to repair OBDII code B1544 (Chevrolet) Mirror Motors Common Circuit?
- The cost of repairing this code can vary depending on the underlying issue, parts needed for replacement, and labor costs. It is recommended to obtain quotes from reputable mechanics or dealerships for an accurate estimate.
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