AutoCodes – Generic – B1662

B1662 Code - Seat Driver Front Up Circuit Short To Ground

Quick Answer

The Body Control Module (BCM) monitors the Seat Driver Front Up Motor. Common causes include Faulty Seat Driver Front Up Motor, Seat Driver Front Up Motor harness is open or shorted, Seat Driver Front 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: B1662 indicates Seat Driver Front Up Circuit Short To Ground.
Common causes: Common causes include Faulty Seat Driver Front Up Motor, Seat Driver Front Up Motor harness is open or shorted, Seat Driver Front 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 5,076

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 12, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1662 Description

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

OBDII Code B1662 - Seat Driver Front Up Circuit Short To Ground - AutoCodes.com — B1662 Code - Seat Driver Front Up Circuit Short To Ground

What does this mean?

What are the Possible Causes of the DTC B1662?

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

How to Fix the DTC B1662?

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 B1662 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 B1662 code?

Need more information on how to fix the B1662 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1662 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 B1662 Code

1. What are common symptoms of OBDII code B1662 (Seat Driver Front Up Circuit Short To Ground)?

- Common symptoms include the driver's seat not moving up, unusual noises coming from the seat adjustment mechanism, or the seat moving only in one direction.

2. What are the possible causes of OBDII code B1662?

- The code B1662 can be caused by a short to ground in the wiring harness, a faulty seat adjustment motor, a damaged seat control switch, or a malfunctioning seat control module.

3. How can I diagnose OBDII code B1662 related to the driver's seat?

- To diagnose B1662, you can start by checking the wiring harness for any visible damage or signs of a short to ground. Testing the seat adjustment motor, control switch, and control module using a multimeter can help pinpoint the issue.

4. What is the typical repair process for OBDII code B1662?

- The repair process for B1662 involves identifying and repairing the short to ground in the seat driver front up circuit. This may require repairing or replacing damaged wiring, the seat adjustment motor, control switch, or control module.

5. Can I fix OBDII code B1662 myself, or should I take my vehicle to a mechanic?

- Depending on your level of automotive repair experience, you may be able to fix B1662 yourself by carefully following diagnostic procedures and making necessary repairs. If you are unsure or uncomfortable with electrical work, it is recommended to seek assistance from a professional mechanic.

6. Are there any temporary solutions for OBDII code B1662 until I can get it repaired?

- If the driver's seat is stuck in an uncomfortable position due to code B1662, you can try manually adjusting the seat if possible. However, it is important to address the root cause of the issue promptly to prevent further damage.

7. Is OBDII code B1662 a serious issue that requires immediate attention?

- While OBDII code B1662 may not directly affect the drivability of the vehicle, it can impact driver comfort and safety. It is recommended to address the issue in a timely manner to prevent further complications.

8. Can OBDII code B1662 be triggered by other factors besides a short to ground in the circuit?

- While a short to ground is the most common cause of B1662, other factors such as water damage, corrosion, or loose connections in the seat adjustment system can also trigger the code.

9. Will resetting the OBDII system clear the B1662 code temporarily?

- Resetting the OBDII system may temporarily clear the B1662 code, but if the underlying issue causing the code is not addressed, it is likely to reappear once the system detects the fault again.

10. How can I prevent OBDII code B1662 from occurring in the future?

- To prevent OBDII code B1662, regular maintenance of the seat adjustment system, including checking for any signs of wear or damage in the wiring and components, can help identify potential issues early on and prevent the code from occurring.