OBD Guide
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B1183

Left Front Seat Belt Buckle Pre-Tensioner Voltage Short

B1183 is an OBD-II diagnostic trouble code meaning: Left Front Seat Belt Buckle Pre-Tensioner Voltage Short. Common causes: damaged pretensioner wiring harness, seat belt pretensioner malfunction. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Airbag light is on
  • The SRS system may not operate in the event of an accident.
  • Error B1183 is stored in the control unit memory

Causes

  • Damaged pretensioner wiring harness
  • Seat belt pretensioner malfunction
  • Short circuit in the circuit
  • Problems with the SRS control unit

How to Fix

  1. Check wiring harness for damage
  2. Check pretensioner chain resistance
  3. Check the operation of the SRS control unit
  4. Replace faulty components

Related codes

B1184B1185B1186

FAQ

What does the B1183 code mean?

B1183 is an OBD-II diagnostic trouble code that indicates: Left Front Seat Belt Buckle Pre-Tensioner Voltage Short

What causes a B1183 error code?

The most common causes of B1183 include: Damaged pretensioner wiring harness; Seat belt pretensioner malfunction; Short circuit in the circuit; Problems with the SRS control unit.

How do I fix a B1183 diagnostic trouble code?

To fix B1183: Check wiring harness for damage. Check pretensioner chain resistance. Check the operation of the SRS control unit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1183?

Limited driving only, diagnose soon

How much does it cost to fix B1183?

The estimated repair cost for B1183 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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