OBD Guide
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U0480

Invalid Data Received From Seat Belt Pretensioner Module B

U0480 is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Seat Belt Pretensioner Module B. Common causes: belt pretensioner module b malfunction, damage to the wiring harness to the pretensioner module. Estimated repair cost: $89–278.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$89–278 (est.)

Symptoms

  • The airbag malfunction indicator is on
  • Security error message on dashboard
  • Seat belt pretensioners on one side do not work
  • Periodic flashing of the SRS indicator
  • Errors in the airbag self-diagnosis system

Causes

  • Belt pretensioner module B malfunction
  • Damage to the wiring harness to the pretensioner module
  • Short circuit or open circuit in the module power supply circuit
  • Poor contact in the pretensioner module connector
  • Problems with the SRS control unit

How to Fix

  1. Diagnose the SRS system using a scanner
  2. Check the integrity of the wiring harness to the pretensioner module
  3. Inspect the module connectors for corrosion or damage.
  4. Check the power and ground of the pretensioner module
  5. Repair only from an authorized dealer

Related codes

U0481B0020B0021

Error U0480 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the U0480 code mean?

U0480 is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Seat Belt Pretensioner Module B

What causes a U0480 error code?

The most common causes of U0480 include: Belt pretensioner module B malfunction; Damage to the wiring harness to the pretensioner module; Short circuit or open circuit in the module power supply circuit; Poor contact in the pretensioner module connector.

How do I fix a U0480 diagnostic trouble code?

To fix U0480: Diagnose the SRS system using a scanner. Check the integrity of the wiring harness to the pretensioner module. Inspect the module connectors for corrosion or damage.. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0480?

Do not drive — repair immediately

How much does it cost to fix U0480?

The estimated repair cost for U0480 is $89–278. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat