AutoCodes – Generic – B1658

B1658 Code - Seat Driver Rear Up Circuit Short To Ground

Quick Answer

The Body Control Module (BCM) monitors the Seat Driver Rear Up Motor. Common causes include Faulty Seat Driver Rear Up Motor, Seat Driver Rear Up Motor harness is open or shorted, Seat Driver Rear Up 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: B1658 indicates Seat Driver Rear Up Circuit Short To Ground.
Common causes: Common causes include Faulty Seat Driver Rear Up Motor, Seat Driver Rear Up Motor harness is open or shorted, Seat Driver Rear Up 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 6,899

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 Jun 05, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1658 Description

The Body Control Module (BCM) monitors the Seat Driver Rear Up Motor. The BCM sets the OBDII code when the Seat Driver Rear Up Motor is not to factory specifications.

OBDII Code B1658 - Seat Driver Rear Up Circuit Short To Ground - AutoCodes.com — B1658 Code - Seat Driver Rear Up Circuit Short To Ground

What does this mean?

What are the Possible Causes of the DTC B1658?

Faulty Seat Driver Rear Up Motor
Seat Driver Rear Up Motor harness is open or shorted
Seat Driver Rear Up Motor circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1658?

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 B1658 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 B1658 code?

Need more information on how to fix the B1658 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1658 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1658 Acura — Rear Bumper LF Antenna Circuit Open
B1658 Honda — Rear Bumper LF Antenna Circuit Open

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 B1658 Code

1. What are the common symptoms of OBDII code B1658 (Seat Driver Rear Up Circuit Short To Ground)?

The common symptoms of this code include the driver's rear seat not moving up, unusual seat movement, and potential issues with other seat functions.

2. What are the possible causes of OBDII code B1658?

Possible causes of this code include damaged wiring or connectors in the driver's rear seat circuit, a faulty seat control module, or a malfunctioning seat motor.

3. How can I diagnose the cause of OBDII code B1658?

Diagnosing this code typically involves inspecting the wiring and connectors in the driver's rear seat circuit, testing the seat control module, and checking the seat motor for proper function.

4. Can OBDII code B1658 be cleared and reset, or does it require immediate repair?

While the code can be cleared temporarily, it is recommended to address the underlying issue promptly to prevent further damage and ensure proper operation of the driver's rear seat.

5. Is it safe to drive with OBDII code B1658 present?

It is generally safe to drive with this code, but it is advisable to address the issue as soon as possible to avoid potential inconvenience or discomfort due to a malfunctioning driver's rear seat.

6. Are there any DIY repair tips for fixing OBDII code B1658?

DIY repair tips may include checking for loose or damaged wiring, ensuring proper seat connections, and testing the seat motor for functionality before considering professional assistance.

7. How much does it typically cost to repair OBDII code B1658?

The cost of repairing this code can vary depending on the specific cause of the issue, parts needed for replacement, and labor charges from a mechanic or dealership.

8. Can OBDII code B1658 affect other electrical components in the vehicle?

While the primary impact of this code is on the driver's rear seat function, it is possible for electrical issues to cause secondary effects on nearby components or systems in the vehicle.

9. Will disconnecting the battery reset OBDII code B1658?

Disconnecting the battery may reset the code temporarily, but if the underlying issue is not addressed, the code is likely to reappear once the vehicle is driven and the system detects the fault again.

10. How long does it usually take to repair OBDII code B1658?

The repair time for this code can vary depending on the cause of the issue, availability of parts, and the expertise of the technician performing the repairs.