Driver Side Seat Belt Buckle Switch Circuit Malfunction
Table of contents
B2074 TOYOTA Possible Causes
- Faulty Front Seat Inner Belt Left Assembly
- Front Seat Inner Belt Left Assembly harness is open or shorted
- Front Seat Inner Belt Left Assembly circuit poor electrical connection
- Faulty Center Airbag Sensor
- Faulty Seat Belt Control ECU
How do I fix code B2074 TOYOTA?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the B2074 TOYOTA code
The cost of diagnosing the B2074 TOYOTA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Air Bag Warning Light ON
B2074 TOYOTA Description
This DTC is stored when there is a malfunction in the Front Seat Inner Belt Buckle Switch circuit for the driver side. The Seat Belt Control ECU receives buckle switch condition information from the Center Airbag Sensor via the CAN communication line and controls the pre-collision system.