OBD Guide
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B1B7D

Passenger Seat Weight Sensor 2 Right Front Performance

B1B7D is an OBD-II diagnostic trouble code meaning: Passenger Seat Weight Sensor 2 Right Front Performance. Common causes: damage to the load cell, open or shorted wiring harness. Estimated repair cost: $56–167.

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

Symptoms

  • The security system malfunction indicator is on
  • Incorrect deployment of the airbag
  • Error on the on-board computer display

Causes

  • Damage to the load cell
  • Open or shorted wiring harness
  • Control module malfunction
  • Contact corrosion

How to Fix

  1. Check the load cell for damage
  2. Check the integrity of the wiring harness
  3. Clean contacts from corrosion
  4. Replace sensor if necessary
  5. Reset the error using an OBD-II scanner

Related codes

B1B7CB1B7EB1B7F

FAQ

What does the B1B7D code mean?

B1B7D is an OBD-II diagnostic trouble code that indicates: Passenger Seat Weight Sensor 2 Right Front Performance

What causes a B1B7D error code?

The most common causes of B1B7D include: Damage to the load cell; Open or shorted wiring harness; Control module malfunction; Contact corrosion.

How do I fix a B1B7D diagnostic trouble code?

To fix B1B7D: Check the load cell for damage. Check the integrity of the wiring harness. Clean contacts from corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1B7D?

Do not drive — repair immediately

How much does it cost to fix B1B7D?

The estimated repair cost for B1B7D is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat