OBD Guide
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B1464

Seat Belt Switch Circuit Short To Battery

B1464 is an OBD-II diagnostic trouble code meaning: Seat Belt Switch Circuit Short To Battery. Common causes: wiring harness damage, short circuit in belt switch. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$33–167 (est.)

Symptoms

  • Airbag light is on
  • The passive safety system may be disabled
  • Incorrect activation of pretensioners (rare)

Causes

  • Wiring harness damage
  • Short circuit in belt switch
  • Oxidation of connector contacts
  • Problems with the SRS controller

How to Fix

  1. Check the integrity of the wiring harness in the seat belt area
  2. Test the belt switch circuit for a short circuit.
  3. Clean the contacts of the switch connector
  4. Check the resistance of the belt switch
  5. If necessary, replace the switch or repair the harness

Related codes

B1465B1466B1446

FAQ

What does the B1464 code mean?

B1464 is an OBD-II diagnostic trouble code that indicates: Seat Belt Switch Circuit Short To Battery

What causes a B1464 error code?

The most common causes of B1464 include: Wiring harness damage; Short circuit in belt switch; Oxidation of connector contacts; Problems with the SRS controller.

How do I fix a B1464 diagnostic trouble code?

To fix B1464: Check the integrity of the wiring harness in the seat belt area. Test the belt switch circuit for a short circuit.. Clean the contacts of the switch connector. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1464?

Do not drive — repair immediately

How much does it cost to fix B1464?

The estimated repair cost for B1464 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat