B1721 - Seat Driver Rearward Switch Circuit Failure
B1721 Possible Causes
- Faulty Seat Driver Rearward Switch
- Seat Driver Rearward Switch harness is open or shorted
- Seat Driver Rearward Switch circuit poor electrical connection
- Faulty Body Control Module (BCM)
First diagnose B1721 code
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 terminals.
Cost of diagnosing the B1721 code
Labor: 1.0The cost of diagnosing the B1721 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.
B1721 Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B1721 DescriptionThe Body Control Module (BCM) monitors the Seat Driver Rearward Switch. The BCM sets the OBDII code when the Seat Driver Rearward Switch is not to factory specifications.
B1721 More InformationNeed more information on how to fix the B1721 code?
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