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Engine-Codes – Generic – B1735

B1735 Code - Driver Seat Front Up Switch Circuit

Quick Answer

The B1735 code indicates a problem with the driver seat front up switch circuit. Common causes include Damaged wiring or connectors in the driver seat front up switch circuit, Faulty driver seat front up switch, Corrosion or moisture in the circuit causing poor connections. 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
B1735 indicates Driver Seat Front Up Switch Circuit.
Common causes
Common causes include Damaged wiring or connectors in the driver seat front up switch circuit, Faulty driver seat front up switch, Corrosion or moisture in the circuit causing poor connections.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 08, 2024
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Code B1735 Description

The B1735 code indicates a problem with the driver seat front up switch circuit. This circuit is responsible for controlling the movement of the driver's seat in the upward direction. When this code is triggered, it means that the electronic control module (ECM) has detected a malfunction in the circuit, preventing the seat from moving up as intended.

OBDII Code B1735 - Driver Seat Front Up Switch Circuit
B1735 Code - Driver Seat Front Up Switch Circuit

Common Causes of B1735

  1. Damaged wiring or connectors in the driver seat front up switch circuit.
  2. Faulty driver seat front up switch.
  3. Corrosion or moisture in the circuit causing poor connections.
  4. ECM malfunction or communication error.
  5. Mechanical issues with the driver seat track or motor.

Symptoms of B1735

  1. Inability to adjust the driver seat in the upward direction.
  2. Unresponsive or intermittent operation of the driver seat front up switch.
  3. Strange noises coming from the driver seat when attempting to adjust it.
  4. Malfunction indicator light (MIL) illuminated on the dashboard.

How to Fix B1735

  1. Begin by diagnosing the specific cause of the issue using a diagnostic scanner to retrieve the trouble codes and pinpoint the problem.
  2. Inspect the wiring and connectors in the driver seat front up switch circuit for any damage, corrosion, or loose connections. Repair or replace any damaged components as needed.
  3. Test the driver seat front up switch for proper operation. If faulty, replace the switch with a new one.
  4. Check the ECM for any communication errors or malfunctions. Reset the ECM and clear the trouble codes after completing the repairs.
  5. Test the driver seat to ensure that it can now be adjusted in the upward direction without any issues.

Cost to Fix B1735

The typical repair costs for addressing the B1735 code can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay between $150 to $300 for parts and labor to resolve this problem. Keep in mind that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to get a few quotes from local shops to determine the most cost-effective option for your vehicle.

What does this mean?

Tech Notes for B1735





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Code B1735 Information for Specific Makes

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 B1735 Code

1. What are the common symptoms of OBDII code B1735 (Driver Seat Front Up Switch Circuit)?

- Common symptoms include the driver's seat front up switch not functioning, the seat not adjusting properly, or the seat getting stuck in one position.

2. What are the possible causes of OBDII code B1735?

- The code B1735 may be triggered by a faulty seat control switch, damaged wiring in the seat adjustment circuit, or a malfunctioning seat control module.

3. How can I diagnose the issue causing OBDII code B1735?

- To diagnose the issue, you can perform a visual inspection of the seat control switch and wiring, test the switch for continuity using a multimeter, and scan the vehicle's computer for additional fault codes.

4. Can I repair OBDII code B1735 on my own?

- Depending on your level of experience, you may be able to repair the issue causing code B1735 on your own by replacing the faulty seat control switch or repairing damaged wiring. However, professional assistance may be necessary for more complex issues.

5. Are there any temporary solutions for OBDII code B1735?

- In some cases, manually adjusting the seat position using alternative controls or methods may provide a temporary solution until the underlying issue causing code B1735 is resolved.

6. Will driving with OBDII code B1735 cause any further damage to the vehicle?

- While driving with code B1735 may not cause immediate damage to the vehicle, it can affect the driver's comfort and safety by limiting the adjustability of the driver's seat.

7. How much does it typically cost to repair OBDII code B1735?

- The cost of repairing code B1735 can vary depending on the specific cause of the issue, the extent of the damage, and whether you choose to repair the problem yourself or seek professional assistance. Costs may range from a few dollars for simple repairs to a few hundred dollars for more complex issues.

8. Can OBDII code B1735 be intermittent?

- Yes, code B1735 can be intermittent, meaning that the issue causing the fault may come and go, resulting in sporadic symptoms such as the seat working fine one moment and then malfunctioning the next.

9. Is it safe to continue driving with OBDII code B1735 unresolved?

- While driving with code B1735 may not pose an immediate safety risk, it is recommended to address the issue promptly to ensure the driver's seat functions properly for comfort and safety reasons.

10. How long does it typically take to repair OBDII code B1735?

- The time required to repair code B1735 can vary depending on the complexity of the issue, the availability of replacement parts, and whether you choose to perform the repair yourself or seek professional help. Simple repairs may take a few hours, while more complex issues could require a day or more to resolve.

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