AutoCodes – Dodge – B1D27 Dodge

B1D27 Dodge Code - Mirror Motor Common Control Circuit Low

Quick Answer

When the Memory Mirror Module senses a value below the tolerance of the mirror motor on the Mirror Motor Common Control circuit for over 10ms, this Diagnostic Trouble Code (DTC) will set. Common causes include Faulty Mirror Motor, Mirror Motor harness is open or shorted, 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: B1D27 Dodge indicates Mirror Motor Common Control Circuit Low.
Common causes: Common causes include Faulty Mirror Motor, Mirror Motor harness is open or shorted, 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.

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Code Popularity 525

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 27, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1D27 Dodge Description

When the Memory Mirror Module senses a value below the tolerance of the mirror motor on the Mirror Motor Common Control circuit for over 10ms, this Diagnostic Trouble Code (DTC) will set.

OBDII Code B1D27 Dodge - Mirror Motor Common Control Circuit Low - AutoCodes.com — B1D27 Dodge Code - Mirror Motor Common Control Circuit Low

What does this mean?

What are the Possible Causes of the DTC B1D27 Dodge?

Faulty Mirror Motor
Mirror Motor harness is open or shorted
Mirror Motor circuit poor electrical connection
Faulty Memory Mirror Module

How to Fix the DTC B1D27 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 B1D27 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 B1D27 Dodge Code

1. What are the common symptoms of OBDII code B1D27 Mirror Motor Common Control Circuit Low in a Dodge vehicle?

Symptoms may include malfunctioning power mirrors, inability to adjust mirror positions electronically, and a warning light on the dashboard.

2. What are the possible causes of the B1D27 error code related to mirror motor control circuit in a Dodge?

Potential causes may include faulty mirror motor, damaged wiring or connectors, a blown fuse, or a problem with the mirror control switch.

3. How can I diagnose the B1D27 error code for the mirror motor control circuit in my Dodge?

Diagnosis typically involves visually inspecting the mirror and its components, checking the wiring and connectors for damage, testing the mirror motor, and using an OBDII scanner to retrieve the specific fault code.

4. Can I still drive my Dodge with the B1D27 OBDII code for the mirror motor control circuit low?

While it may be safe to drive, it is recommended to address the issue promptly to ensure proper functionality of the mirror adjustment system.

5. How can I repair the B1D27 error code for the mirror motor control circuit low in my Dodge?

Repair options may include replacing the mirror motor, repairing damaged wiring or connectors, checking and replacing any blown fuses, or addressing issues with the mirror control switch.

6. Is it possible to reset the B1D27 error code related to the mirror motor control circuit in a Dodge without repairing the issue?

Resetting the code without addressing the root cause may temporarily remove the warning light, but the issue will likely recur until the underlying problem is fixed.

7. Are there any DIY tips for troubleshooting the B1D27 error code for the mirror motor control circuit in my Dodge?

DIY troubleshooting tips include visually inspecting the mirror components, checking for loose or damaged wiring, and ensuring proper connection of the mirror control switch.

8. Can extreme weather conditions cause the B1D27 error code for the mirror motor control circuit low in a Dodge?

Extreme weather conditions, such as excessive heat or moisture, can potentially damage the mirror motor control circuit components and lead to the B1D27 error code.

9. Is it necessary to visit a dealership or mechanic to fix the B1D27 error code related to the mirror motor control circuit in a Dodge?

While professional help is recommended for complex repairs, some DIY enthusiasts may be able to address the issue by following repair guides and using appropriate tools.

10. How can I prevent the B1D27 error code for the mirror motor control circuit low from occurring in my Dodge in the future?

Regular maintenance, timely repairs of any mirror-related issues, and avoiding physical damage to the mirror components can help prevent the recurrence of the B1D27 error code.