B1712 – Seat Driver Front Up Switch Circuit Short To Ground

The ODBII code B1712 indicates a malfunction in the driver front seat up switch circuit, specifically that there is a short to ground, which means the circuit is unintentionally connected to the ground, preventing proper operation of the seat adjustment function.

The severity of ODBII code B1712 is moderate.

Common Causes For: B1711 Seat Driver Front Up Switch Circuit Short To Battery

• Damaged wiring or connectors
• Faulty seat switch
• Short circuit in the seat harness
• Corroded connections
• Faulty seat control module
• Water intrusion or moisture damage

Common misdiagnosis for B1712 Seat Driver Front Up Switch Circuit Short To Ground

• Faulty seat switch
• Wiring issues in the seat harness
• Malfunctioning seat control module
• Shorted wiring in the vehicle’s electrical system
• Issues with the body control module (BCM)
• Faulty connectors or terminals
• Problems with the power supply to the seat switch

Common Troubleshooting Steps

When dealing with OBD-II code B1712, which indicates a “Seat Driver Front Up Switch Circuit Short To Ground,” there are several common troubleshooting steps you can follow to diagnose and potentially resolve the issue. Here’s a structured approach:

• Check the Vehicle’s Manual: Refer to the vehicle’s service manual for specific information regarding the seat switch circuit and wiring diagrams.
• Visual Inspection: **Wiring and Connectors: Inspect the wiring harness and connectors associated with the driver’s seat switch. Look for any signs of damage, fraying, or corrosion.
• **Seat Switch: Check the seat switch itself for any physical damage or wear.
• Scan for Codes: Use an OBD-II scanner to confirm the presence of the B1712 code. Check for any additional codes that may provide more context or indicate related issues.
• Test the Seat Switch: **Continuity Test: Disconnect the seat switch connector and perform a continuity test on the switch terminals to ensure it is functioning correctly.
• **Resistance Check: Measure the resistance of the switch in both the open and closed positions to ensure it operates within specifications.
• Inspect the Ground Circuit: Check the ground connections for the seat switch circuit. A poor ground can cause a short to ground condition.
• Use a multimeter to test for continuity between the ground point and the battery negative terminal.
• Check for Shorts: With the seat switch disconnected, use a multimeter to check for shorts to ground in the wiring harness. This can be done by measuring resistance between the switch circuit wire and ground.
• If a short is found, trace the wiring back to locate the source of the short.
• Test the Power Supply: Ensure that the seat switch is receiving the correct voltage. Use a multimeter to check the voltage at the switch connector with the ignition on.
• Inspect Related Components: If the issue persists, check other components in the seat control system, such as the seat control module (if equipped) or any related fuses.
• Repair or Replace: Based on your findings, repair any damaged wiring or connectors. If the seat switch is faulty, replace it with a new one.
• Clear Codes and Test Drive: After making repairs, clear the OBD-II codes using the scanner and take the vehicle for a test drive to see if the code returns.1
• Professional Help: If you are unable to resolve the issue after these steps, consider seeking help from a professional mechanic or automotive technician who has experience with electrical systems. By following these steps, you should be able to diagnose and potentially fix the issue related to the B1712 code. Always ensure safety precautions are taken when working with electrical systems in vehicles.