B1711 – Seat Driver Front Up Switch Circuit Short To Battery

The ODBII code B1711 indicates a malfunction in the driver front seat up switch circuit, specifically that there is a short circuit to the battery, causing the circuit to receive constant power.

The severity of ODBII code B1711 is moderate.

Common Causes For: B1710 Seat Driver Front Up Switch Circuit Open

• Shorted wiring or connectors
• Faulty seat switch
• Damaged seat control module
• Corroded or loose electrical connections
• Malfunctioning power supply to the seat switch
• Grounding issues in the circuit

Common misdiagnosis for B1711 Seat Driver Front Up Switch Circuit Short To Battery

• Faulty seat switch
• Wiring harness issues
• Short circuit in the seat control module
• Malfunctioning power seat motor
• Issues with the body control module (BCM)
• Battery or charging system problems
• Grounding issues in the seat circuit

Common Troubleshooting Steps

When dealing with an OBD-II code B1711, which indicates a “Seat Driver Front Up Switch Circuit Short To Battery,” you can follow these common troubleshooting steps:

• Verify the Code: Use an OBD-II scanner to confirm the presence of the B1711 code. Clear the code and see if it returns after a short drive.
• Inspect the Wiring and Connectors:
• Check the wiring harness and connectors associated with the driver’s seat switch. Look for any signs of damage, fraying, or corrosion.
• Ensure that all connectors are securely attached and free of dirt or moisture.
• Check the Seat Switch:
• Test the driver’s seat switch for proper operation. You can do this by using a multimeter to check for continuity and resistance in the switch.
• If the switch is faulty, it may need to be replaced.
• Inspect the Seat Motor:
• Check the seat adjustment motor for any signs of malfunction. If the motor is shorted or drawing excessive current, it could cause the code to trigger.
• Test the motor by applying direct power to see if it operates correctly.
• Examine the Ground Connections:
• Ensure that the ground connections for the seat switch and motor are clean and secure. A poor ground can lead to erratic behavior and trigger fault codes.
• Check for Short Circuits:
• Use a multimeter to check for shorts in the wiring between the switch and the motor. Look for continuity where there shouldn’t be any.
• Inspect the wiring for any signs of wear or damage that could cause a short to battery.
• Inspect the Body Control Module (BCM):
• If all other components check out, the issue may lie within the BCM. Check for any software updates or known issues with the BCM related to seat controls.
• If necessary, perform a reset or reprogramming of the BCM.
• Consult Wiring Diagrams:
• Refer to the vehicle’s wiring diagrams to understand the circuit layout and identify any other components that may be involved in the circuit.
• Perform a Visual Inspection:
• Look for any aftermarket modifications or repairs that may have been done to the seat or electrical system that could affect the circuit.
• Test Drive:
• After making any repairs or adjustments, clear the code and take the vehicle for a test drive to see if the code returns. If you are unable to resolve the issue after these steps, it may be advisable to consult a professional mechanic or technician who has experience with automotive electrical systems.