B1882 Seat Belt Passenger Pretensioner Circuit Short to Battery

OBD2 Code: B1882

Description: Seat belt passenger pretensioner circuit short to battery.

Definition: This code indicates that there is a short circuit in the passenger seat belt pretensioner wiring, causing it to connect directly to the battery voltage. This can prevent the pretensioner from functioning correctly during an accident, potentially compromising passenger safety.

B1882: Seat Belt Passenger Pretensioner Circuit Short to Battery
Severity: Moderate

Common Causes

B1882 – Seat Belt Passenger Pretensioner Circuit Short to Battery

• Short circuit in the wiring harness
• Faulty seat belt pretensioner
• Corrosion or poor connection in the circuit

Common Misdiagnosis

OBD2 Code: B1882

Description: Seat Belt Passenger Pretensioner Circuit Short to Battery

Common Misdiagnosis: Replacing the seat belt pretensioner without checking for wiring issues or a faulty control module.

Common Diagnostic Steps

html

OBD2 Code: B1882

Description: Seat Belt Passenger Pretensioner Circuit Short to Battery

Common Diagnostic Steps:

• Inspect the seat belt pretensioner wiring for any signs of damage, wear, or corrosion.
• Check the connectors and pins associated with the passenger seat belt pretensioner for secure connections and any signs of damage.
• Use a multimeter to test for continuity in the pretensioner circuit. Ensure there is no short to battery voltage.
• Verify that the airbag control module is functioning correctly and has no stored faults related to this issue.
• If equipped, check relevant fuses and relays associated with the seat belt system.
• Consult vehicle-specific repair manuals or technical service bulletins (TSBs) for additional guidance on troubleshooting this code.
• If necessary, replace faulty components such as damaged wiring harnesses or defective pretensioners.