AutoCodes – Generic – B1627

B1627 Code - PRNDL Reverse Input Circuit Failure

Quick Answer

The Body Control Module (BCM) monitors the PRNDL Switch. Common causes include Faulty PRNDL Switch, PRNDL Switch harness is open or shorted, PRNDL Switch 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: B1627 indicates PRNDL Reverse Input Circuit Failure.
Common causes: Common causes include Faulty PRNDL Switch, PRNDL Switch harness is open or shorted, PRNDL Switch 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 9,752

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 May 24, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B1627 Description

The Body Control Module (BCM) monitors the PRNDL Switch. The BCM sets the OBDII code when the PRNDL Switch is not to factory specifications.

OBDII Code B1627 - PRNDL Reverse Input Circuit Failure - AutoCodes.com — B1627 Code - PRNDL Reverse Input Circuit Failure

What does this mean?

What are the Possible Causes of the DTC B1627?

Faulty PRNDL Switch
PRNDL Switch harness is open or shorted
PRNDL Switch circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1627?

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 B1627 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 B1627 code?

Need more information on how to fix the B1627 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1627 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1627 Chrysler — Cargo Lamp Control Circuit Low
B1627 Dodge — Cargo Lamp Control Circuit Low
B1627 Jeep — Cargo Lamp Control Circuit Low
B1627 Lexus — Lost Communication With Side Airbag Sensor Left
B1627 RAM — Cargo Lamp Control Circuit Low
B1627 Scion — Lost Communication With Side Airbag Sensor Left
B1627 Toyota — Lost Communication With Side Airbag Sensor Left

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 B1627 Code

1. What are the common symptoms of OBDII code B1627 (PRNDL Reverse Input Circuit Failure)?

Symptoms may include the inability to shift into reverse gear, incorrect gear selection display on the dashboard, and issues with the vehicle's starting system.

2. What are the possible causes of OBDII code B1627?

Potential causes include a faulty reverse input circuit, damaged wiring or connectors in the PRNDL (gear selector) system, issues with the transmission control module, or a malfunctioning gear position sensor.

3. How can I diagnose the PRNDL Reverse Input Circuit Failure?

Diagnosis typically involves using a scan tool to retrieve the OBDII code B1627, conducting a visual inspection of the wiring and connectors in the PRNDL system, and testing the gear position sensor and related components for proper operation.

4. Can I continue driving my vehicle with OBDII code B1627 present?

It is not recommended to drive the vehicle with this code, as it can lead to safety issues such as incorrect gear selection and potential transmission problems. It is best to address the issue promptly.

5. How can I repair OBDII code B1627?

Repair options may include repairing or replacing damaged wiring and connectors, replacing the gear position sensor, resetting the transmission control module, or seeking assistance from a professional mechanic for further diagnosis and repair.

6. Is OBDII code B1627 a serious issue?

While the severity of the issue may vary, it is important to address OBDII code B1627 promptly to prevent potential transmission problems and ensure safe operation of the vehicle.

7. Can a DIY enthusiast fix OBDII code B1627 at home?

Depending on the underlying cause of the code, some DIY enthusiasts with automotive repair experience may be able to diagnose and repair OBDII code B1627 at home. However, it is recommended to have the necessary tools and knowledge to work on transmission-related components.

8. How much does it cost to repair OBDII code B1627?

The cost of repairing OBDII code B1627 can vary depending on the cause of the issue, the extent of the repairs needed, and labor rates in your area. It is advisable to obtain quotes from multiple mechanics to compare prices.

9. Can resetting the OBDII system clear the B1627 code?

Resetting the OBDII system may temporarily clear the B1627 code, but if the underlying issue is not addressed, the code is likely to reappear. It is essential to diagnose and repair the root cause of the problem.

10. How long does it take to repair OBDII code B1627?

The repair time for OBDII code B1627 can vary depending on the specific cause of the issue, the availability of parts, and the expertise of the mechanic. In some cases, the repair can be completed within a few hours, while more complex issues may take longer to resolve.