OBD code B0164 indicates a fault with the Inside Air Temperature Sensor in the Heating, Ventilation, and Air Conditioning (HVAC) Control Module.
Symptoms include the Engine Light being ON.
The issue is commonly caused by a faulty sensor or related wiring problems.
While not a critical problem, it can affect climate control.
To fix, inspect the sensor, wiring, and connectors for any damage or poor connections.
Repair Importance Level | 3.33 (Out of 10) |
Estimated Repair Time | Approximately 1.0 hour |
Repair Difficulty Level | 6.67 (Out of 10) |
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Symptoms of the b0164 OBD Code
The vehicle displays an airbag warning light on the dashboard.
- Symptoms for OBD code B0164 may include: Engine Light ON.
- Issues with the vehicle’s airbag system.
- Problems with the airbag warning light.
Causes of the b0164 OBD Code
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Possible triggers for fault code B0164 include issues with the seat track position sensor.
- B0164 can be caused by a Faulty Inside Air Temperature Sensor.
- An Inside Air Temperature Sensor harness that is open or shorted.
- An Inside Air Temperature Sensor circuit with a poor electrical connection.
- A Faulty Heating, Ventilation, and Air Conditioning (HVAC) Control Module.
Fixing Error Code b0164 Step By Step
To resolve fault code B0164, inspect and repair the driver’s seat position sensor circuit.
- To fix OBDII code B0164, first, review the possible causes related to the code.
- Visually inspect the wiring harness and connectors associated with the circuit mentioned in the diagnostic trouble code.
- Check for any damaged components or wiring issues.
- Inspect the connector pins for any signs of being broken, bent, pushed out, or corroded.
- Repair or replace any damaged wiring or connectors as necessary.
- Clear the fault code from the vehicle’s computer using a scan tool.
- Test drive the vehicle to verify if the issue has been resolved.
Cost Of Fixing b0164 Fault Code
The repair for fault code B0164 may involve replacing the passenger seat occupancy sensor.
The cost to diagnose and fix OBD code B0164 depends on the estimated 1. 0hour repair time.
Labor rates usually range from $75 to $150 per hour.
The total cost will vary based on shop rates, complexity of the issue, and any additional parts or services needed.
Details of the b0164 OBD Code
B0164 code indicates a problem with the right side impact sensor circuit.
OBD code B0164 means Left Daytime Running Lamp Control Circuit Short to Ground.
This code is triggered by the Body Control Module (BCM) when it detects a short to ground in the control circuit for the left daytime running lamp.
The BCM monitors the voltage and current flow in the circuit to ensure proper operation of the daytime running lamp system.
When a short to ground is detected, the BCM sets code B0164 to indicate the issue with the left daytime running lamp circuit.
Mechanic’s Tech Notes
For fault code B0164, refer to detailed diagnostic procedures and repair information for accurate troubleshooting.
OBDII code B0164 indicates a communication error between the body control module (BCM) and the climate control module.
To diagnose, use a scan tool to check for BCM and climate control module communication.
Inspect the wiring harness and connectors for any damage, corrosion, or poor connections.
Verify power and ground to the modules using a voltmeter.
If no issues are found, consider reprogramming the modules.
Reflashing may resolve the communication problem.
FAQ
OBD code B0164 indicates a faulty Inside Air Temperature Sensor. Symptoms include Engine Light ON. Fix: Inspect sensor, wiring harness, connectors for damage, corrosion, or poor connection.
Common symptoms of OBD code B0164 include Engine Light ON, caused by a faulty Inside Air Temperature Sensor or HVAC Control Module. Inspect wiring and connectors for issues.
Diagnose and repair OBD code B0164 by checking the Inside Air Temperature Sensor, its harness, and HVAC Control Module for faults. Inspect wiring and connectors for damage or corrosion.

Wrap Up
If your vehicle is displaying OBD code b0164, you may experience issues with the airbag system, such as the airbag warning light staying on or the airbags not deploying in an accident.
This code typically indicates a problem with the passenger seat weight sensor, wiring harness, or connections.
To address OBD code b0164, start by inspecting the wiring and connectors related to the passenger seat weight sensor.
Check for any damaged wiring, loose connections, or corrosion.
If no issues are found, consider replacing the passenger seat weight sensor to resolve the problem effectively.