OBD Guide
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B1462

Seat Belt Switch Circuit Failure

B1462 is an OBD-II diagnostic trouble code meaning: Seat Belt Switch Circuit Failure. Common causes: broken or damaged wiring harness, faulty seat belt switch. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • Airbag light is on
  • The passive safety system is not working correctly
  • The seat belt does not fasten

Causes

  • Broken or damaged wiring harness
  • Faulty seat belt switch
  • Short circuit in the circuit
  • Poor contact in connectors
  • SRS control unit malfunction

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the operation of the seat belt switch
  3. Check contacts in connectors
  4. Scan the SRS control unit for other errors
  5. Replace faulty components

Related codes

B1461B1463B1450

FAQ

What does the B1462 code mean?

B1462 is an OBD-II diagnostic trouble code that indicates: Seat Belt Switch Circuit Failure

What causes a B1462 error code?

The most common causes of B1462 include: Broken or damaged wiring harness; Faulty seat belt switch; Short circuit in the circuit; Poor contact in connectors.

How do I fix a B1462 diagnostic trouble code?

To fix B1462: Check the integrity of the wiring harness. Check the operation of the seat belt switch. Check contacts in connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1462?

Do not drive — repair immediately

How much does it cost to fix B1462?

The estimated repair cost for B1462 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat