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Code B0106

Symptoms

• Airbag warning light is on

• Airbag system may not deploy correctly

• Possible error message on dashboard

Common Causes

• Faulty passenger seat position sensor

• Damaged wiring or connectors

• Faulty airbag control module

Glossary

DTC: Diagnostic Trouble Code

OBD-II: On-Board Diagnostics II

Related Codes

• B0107

• B0108

Laymans terms

This code means there's a problem with one of the sensors in the car that helps control the airbags. It's like when a toy has a broken button and doesn't work right.

Explanation

The code B0106 indicates a fault with the passenger seat position sensor circuit.

Technical description

B0106 is a diagnostic trouble code (DTC) for a malfunction in the passenger seat position sensor circuit. This sensor helps determine the position of the passenger seat to adjust airbag deployment in the event of a collision.

Diagnosis steps

• Use an OBD-II scanner to confirm the code.

• Inspect the wiring and connectors of the passenger seat position sensor.

• Test the passenger seat position sensor for proper operation.

Repair procedures

• Replace the passenger seat position sensor if faulty.

• Repair or replace damaged wiring or connectors.

• Replace the airbag control module if necessary.

Tools required

• OBD-II scanner

• Multimeter

• Socket set

Estimated repair cost

$150 - $400

Difficulty level

Moderate

Commonly affected vehicles

• Toyota Camry

• Honda Accord

• Ford Fusion

Preventive measures

• Regularly inspect airbag system components.

• Avoid placing heavy objects on the passenger seat.

• Ensure seat adjustments are smooth and not forced.

Error code type

Sensor Issue

User experience recommendations

• Have the airbag system checked by a professional.

• Do not ignore the airbag warning light.

• Avoid DIY repairs unless you have proper knowledge.

Warranty information

Airbag components may be covered under a vehicle's safety warranty. Check with the manufacturer.

Historical data

This code has been associated with vehicles that have seat position sensors integrated with the airbag system, common in models from the early 2000s onward.

Urgency level

High – Airbag system issues can affect safety in the event of a collision.

Legal and safety notice

Driving with a malfunctioning airbag system may violate safety regulations and compromise passenger safety.

Testing conditions

• Vehicle must be stationary.

• Ignition must be in the 'On' position.

Component location

The passenger seat position sensor is typically located under the passenger seat.

FAQs

Q: Can I drive with code B0106?
A: It's not recommended as it may affect airbag deployment in a crash.

Q: How do I reset the airbag light?
A: Repair the issue first, then use an OBD-II scanner to clear the code.

Last updated: Apr 20, 2026 • Source: internal database
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