Open In Rear Pretensioner Squib RH Circuit
Table of contents
B1921 TOYOTA Possible Causes
- Faulty Rear Seat Outer Belt Assembly Right (RH) (Rear Pretensioner Squib RH)
- Rear Seat Outer Belt Assembly Right (RH) harness is open or shorted
- Rear Seat Outer Belt Assembly Right (RH) circuit poor electrical connection
- Faulty Center Airbag Sensor Assembly
How do I fix code B1921 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 B1921 TOYOTA code
The cost of diagnosing the B1921 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
B1921 TOYOTA Description
The Rear Pretensioner Squib Right (RH) Circuit consists of the Center Airbag Sensor Assembly and the Rear Seat Outer Belt Assembly Right (RH). This circuit instructs the Supplemental Restraint System (SRS) to deploy when deployment conditions are met. The Diagnostic Trouble Code (DTC) is stored when a malfunction is detected in the Rear Pretensioner Squib RH Circuit.