AutoCodes – Chrysler – B1D37 Chrysler

B1D37 Chrysler Code - Passenger Mirror Heater Control Circuit Low

Quick Answer

If the Passenger Memory Mirror Module senses an excessive current draw on the Passenger Mirror Heater Driver circuit within 10 ms of turning on the Mirror Heater Driver Output. Common causes include Faulty Passenger Mirror Heater, Passenger Mirror Heater harness is open or shorted, Passenger Mirror Heater 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: B1D37 Chrysler indicates Passenger Mirror Heater Control Circuit Low.
Common causes: Common causes include Faulty Passenger Mirror Heater, Passenger Mirror Heater harness is open or shorted, Passenger Mirror Heater 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 505

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 28, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1D37 Chrysler Description

If the Passenger Memory Mirror Module senses an excessive current draw on the Passenger Mirror Heater Driver circuit within 10 ms of turning on the Mirror Heater Driver Output.

OBDII Code B1D37 Chrysler - Passenger Mirror Heater Control Circuit Low - AutoCodes.com — B1D37 Chrysler Code - Passenger Mirror Heater Control Circuit Low

What does this mean?

What are the Possible Causes of the DTC B1D37 Chrysler?

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

How to Fix the DTC B1D37 Chrysler?

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 B1D37 Chrysler 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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Need Help with the Code?

Get the B1D37 Chrysler code diagnosed by a professional: Find a repair shop in your area

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 B1D37 Chrysler Code

1. What are the common symptoms of OBDII code B1D37 Chrysler (Passenger Mirror Heater Control Circuit Low)?

- The common symptoms include malfunctioning or non-operational passenger mirror heater, illuminated warning light on the dashboard, and possible issues with mirror adjustment.

2. What are the possible causes of OBDII code B1D37 Chrysler?

- The code B1D37 Chrysler can be triggered by issues such as a faulty mirror heater control module, damaged wiring or connectors, blown fuse, or a malfunctioning mirror heating element.

3. How can I diagnose the cause of OBDII code B1D37 Chrysler?

- To diagnose the issue, you can perform a visual inspection of the mirror heater components, check the wiring and connectors for damage, test the mirror heater control module, and use a multimeter to check for continuity.

4. Can I still drive my vehicle with OBDII code B1D37 Chrysler?

- While the code itself may not affect the drivability of the vehicle, it is recommended to address the issue promptly to ensure the proper functioning of the passenger mirror heater and related systems.

5. How can I repair OBDII code B1D37 Chrysler?

- Repairing the B1D37 code may involve replacing the mirror heater control module, repairing or replacing damaged wiring or connectors, checking and replacing the fuse if necessary, or fixing any issues with the mirror heating element.

6. Are there any DIY tips for fixing OBDII code B1D37 Chrysler?

- DIY tips include carefully inspecting the mirror heating components, checking for loose or damaged connections, ensuring the fuse is intact, and consulting the vehicle's service manual for specific repair procedures.

7. Can extreme weather conditions contribute to triggering OBDII code B1D37 Chrysler?

- Yes, extreme cold weather can put additional strain on the mirror heater system, potentially causing issues with the mirror heater control circuit and triggering the B1D37 code.

8. How long does it typically take to repair OBDII code B1D37 Chrysler?

- The repair time can vary depending on the exact cause of the issue and the extent of the repairs needed. In some cases, the repair may be completed within a few hours, while more complex issues may take longer.

9. Is it necessary to reset the OBDII system after repairing code B1D37 Chrysler?

- Yes, it is recommended to reset the OBDII system after repairing the B1D37 code to clear the error code and ensure that the system recognizes the repairs that have been made.

10. Can I prevent OBDII code B1D37 Chrysler from occurring in the future?

- Regular maintenance, checking the mirror heating system periodically, keeping the connectors clean and free of corrosion, and addressing any issues promptly can help prevent the recurrence of the B1D37 code.