OBD code B1656 indicates an issue with the Front Seat Inner Belt Left circuit in the airbag system.
Symptoms include the Air Bag Warning Light being illuminated.
This is commonly caused by a faulty Front Seat Inner Belt Left, wiring harness issues, or problems with the Center Airbag Sensor Assembly.
While not a critical concern, it should be addressed promptly.
To fix, inspect and repair any damaged components or wiring connections related to the Front Seat Inner Belt Left circuit.
| Repair Importance Level | 10.0 (Out of 10) |
| Estimated Repair Time | Approximately 1.0 hour |
| Repair Difficulty Level | 10.0 (Out of 10) |
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Symptoms of the b1656 OBD Code
The vehicle displays an airbag warning light on the dashboard with fault code B1656 stored.
- Symptoms: Air Bag Warning Light ON
Causes of the b1656 OBD Code
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Common triggers for fault code B1656 include faulty seat belt buckle switch or wiring issues.
- B1656 can be caused by a faulty Front Seat Inner Belt Left (LH).
- A Front Seat Inner Belt Left harness that is open or shorted.
- A Front Seat Inner Belt Left circuit with a poor electrical connection.
- A faulty Center Airbag Sensor Assembly.
Fixing Error Code b1656 Step By Step
Address the issue by inspecting the driver’s airbag module circuit for fault code B1656.
- To fix OBDII code B1656, first, review the possible causes related to this code.
- Visually examine the wiring harness and connectors associated with the airbag system.
- Check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
- If no visible issues are found, perform a diagnostic scan tool test to pinpoint the exact cause of the code.
- Depending on the findings, you may need to replace the faulty airbag module, repair damaged wiring, or reset the module using a compatible scan tool.
Cost Of Fixing b1656 Fault Code
Diagnosing and repairing fault code B1656 may involve inspecting and replacing the seat position sensor.
The cost to diagnose and fix OBD code B1656 depends on the estimated 1. 0hour repair time.
Labor rates usually range from $75 to $150 per hour, so the total cost could be between $75 and $150. Factors like shop rates and complexity can affect the final cost.
Details of the b1656 OBD Code
B1656 code indicates a malfunction in the right front impact sensor circuit.
OBD code B1656 means Keep Alive Memory (KAM) Error.
This code is triggered by the Powertrain Control Module (PCM) when it detects a fault in the Keep Alive Memory system.
Keep Alive Memory is used to store certain engine operating parameters when the vehicle is turned off, allowing the PCM to retain important data.
When the PCM detects an issue with the Keep Alive Memory system, it sets code B1656. This could be caused by a faulty PCM, a wiring issue, or a problem with the power supply to the PCM.
It is important to diagnose and repair this issue to ensure proper engine performance and emissions control.
Mechanic’s Tech Notes
Code B1656 indicates a fault with the right front door ajar switch circuit.
To diagnose and fix OBDII code B1656, start by checking the Transmission Control Module (TCM) power and ground using a multimeter.
Verify TCM communication over the Controller Area Network (CAN) network with a scan tool.
If the TCM does not respond, reprogramming or reflashing may be necessary.
Visually inspect the wiring harness and connectors for any damage, and check connector pins for signs of being broken, bent, pushed out, or corroded.
This thorough inspection can help identify and resolve the issue causing the B1656 fault code.
FAQ
OBD code B1656 indicates an issue with the Front Seat Inner Belt Left circuit. Check wiring and connectors for damage or poor connection.
Common symptoms of OBD code B1656 include Air Bag Warning Light ON. Causes may be a faulty Front Seat Inner Belt Left or related wiring issues. Fix: Inspect and repair wiring connections.
Diagnose OBD code B1656 by checking Front Seat Inner Belt Left and harness for faults. Inspect wiring for damage and connector pins for issues.
Wrap Up
If your airbag warning light is on and you see OBDII code b1656, it may indicate a fault in the right side airbag sensor circuit.
This could be caused by a damaged sensor, faulty wiring, or poor connections in the system.
To address OBDII code b1656, start by inspecting the wiring harness and connectors related to the right side airbag sensor.
Look for any signs of damage, corrosion, or loose connections.
Test the sensor itself for proper operation and replace if necessary to resolve the issue.
