B1597 – OBD-II DTC

OBD-II DTC B1597 – Driver’s Seat Seatback Autoglide Forward Switch Circuit Short to Ground

DTC B1597 meaning

DTC B1597 refers to a diagnostic trouble code indicating a short to ground in the driver’s seat seatback autoglide forward switch circuit. This code is part of the On-Board Diagnostics II (OBD-II) system, which monitors various vehicle components and systems for faults. The autoglide feature is designed to adjust the seatback position automatically, enhancing comfort and accessibility for the driver.

DTC B1597 symptoms

Common symptoms associated with DTC B1597 may include:

• Driver’s seat not adjusting properly
• Seatback autoglide feature inoperative
• Warning lights illuminated on the dashboard
• Possible related error codes stored in the system

DTC B1597 causes

Several factors can lead to the occurrence of DTC B1597, including:

• Wiring issues, such as frayed or damaged wires
• Faulty seatback autoglide forward switch
• Corrosion or poor connections in the circuit
• Malfunctioning seat control module

DTC B1597 seriousness

DTC B1597 is considered a moderate issue. While it may not affect the vehicle’s overall drivability, it can compromise the driver’s comfort and safety. If the seat does not adjust properly, it may lead to an improper driving position, increasing the risk of accidents. Therefore, it is advisable to address this code promptly.

How to diagnose DTC B1597

To diagnose DTC B1597, follow these steps:

1. Use an OBD-II scanner to confirm the presence of the code.
2. Inspect the wiring and connectors related to the driver’s seat seatback autoglide switch for any visible damage.
3. Test the seatback autoglide forward switch for continuity and proper operation.
4. Check the seat control module for any faults or error codes.
5. Perform a visual inspection of the circuit for signs of corrosion or poor connections.

How to fix DTC B1597 step-by-step instructions

To fix DTC B1597, follow these step-by-step instructions:

1. Disconnect the vehicle’s battery to ensure safety while working on the electrical system.
2. Inspect and repair any damaged wiring or connectors related to the seatback autoglide switch.
3. Replace the seatback autoglide forward switch if it is found to be faulty.
4. Clean any corroded connections and ensure all connectors are secure.
5. Reconnect the battery and clear the DTC using an OBD-II scanner.
6. Test the seat adjustment feature to ensure it operates correctly.

How to erase DTC B1597

To erase DTC B1597, follow these steps:

1. Connect an OBD-II scanner to the vehicle’s diagnostic port.
2. Turn on the ignition without starting the engine.
3. Navigate to the option to clear or erase trouble codes on the scanner.
4. Confirm the action to erase the codes.
5. Disconnect the scanner and start the vehicle to ensure the code does not reappear.