AutoCodes – Dodge – B1D18 Dodge

B1D18 Dodge Code - Passenger Mirror Horizontal Position Sensor Input Circuit Low

Quick Answer

When the Passenger Door Module (PDM) senses less than 0.16 of a volt on the Passenger Mirror Horizontal Position Signal Circuit for over 100Ms., this Diagnostic Trouble Code (DTC) will set. Common causes include Faulty Passenger Mirror, Passenger Mirror harness is open or shorted, Passenger Mirror 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: B1D18 Dodge indicates Passenger Mirror Horizontal Position Sensor Input Circuit Low.
Common causes: Common causes include Faulty Passenger Mirror, Passenger Mirror harness is open or shorted, Passenger Mirror 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 714

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 B1D18 Dodge Description

When the Passenger Door Module (PDM) senses less than 0.16 of a volt on the Passenger Mirror Horizontal Position Signal Circuit for over 100Ms., this Diagnostic Trouble Code (DTC) will set.

OBDII Code B1D18 Dodge - Passenger Mirror Horizontal Position Sensor Input Circuit Low - AutoCodes.com — B1D18 Dodge Code - Passenger Mirror Horizontal Position Sensor Input Circuit Low

What does this mean?

What are the Possible Causes of the DTC B1D18 Dodge?

Faulty Passenger Mirror
Passenger Mirror harness is open or shorted
Passenger Mirror circuit poor electrical connection
Faulty Passenger Door Module (PDM)

How to Fix the DTC B1D18 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 B1D18 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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Get the B1D18 Dodge 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 B1D18 Dodge Code

1. What are common symptoms of the OBDII code B1D18 Dodge?

- Common symptoms include the passenger-side mirror not adjusting horizontally, mirror position not holding, and the mirror adjustment controls not working.

2. What does the OBDII code B1D18 Dodge indicate?

- The code B1D18 indicates a low input circuit for the passenger mirror horizontal position sensor in Dodge vehicles.

3. What are possible causes of the B1D18 code in a Dodge vehicle?

- Possible causes of the B1D18 code include a faulty horizontal position sensor, damaged wiring or connectors in the mirror system, or a malfunction in the mirror control module.

4. How can I diagnose the B1D18 code related to the passenger mirror sensor input circuit?

- To diagnose the issue, you can use a scan tool to check for the B1D18 code, visually inspect the mirror wiring and connections, and test the sensor for proper functionality.

5. Can I still drive my Dodge vehicle with the B1D18 code present?

- Yes, you can still drive your vehicle with the B1D18 code, but it is recommended to address the issue promptly to ensure proper functionality of the passenger-side mirror.

6. Is it possible to repair the B1D18 code issue myself?

- Depending on your mechanical skills, you may be able to repair the B1D18 code yourself by replacing the faulty sensor, repairing damaged wiring, or addressing any connectivity issues in the mirror system.

7. What are the repair options for fixing the B1D18 code in a Dodge vehicle?

- Repair options include replacing the passenger mirror horizontal position sensor, repairing or replacing damaged wiring, or seeking professional help to diagnose and fix the issue.

8. Will resetting the OBDII system clear the B1D18 code?

- Resetting the OBDII system may temporarily clear the B1D18 code, but if the underlying issue is not addressed, the code is likely to reappear once the system detects the problem again.

9. How important is it to fix the B1D18 code in a Dodge vehicle?

- It is important to address the B1D18 code to ensure proper functioning of the passenger-side mirror, which is crucial for safe driving and visibility while on the road.

10. Can extreme weather conditions affect the occurrence of the B1D18 code?

- Yes, extreme weather conditions can potentially impact the occurrence of the B1D18 code by putting additional stress on the mirror system components and wiring.