OBD Guide
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B1661

Seat Driver Front Up Circuit Short To Battery

B1661 is an OBD-II diagnostic trouble code meaning: Seat Driver Front Up Circuit Short To Battery. Common causes: damage to the airbag wiring harness, short circuit in the airbag squib. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Airbag light is on
  • Restraint system disabled
  • Possible false alarms

Causes

  • Damage to the airbag wiring harness
  • Short circuit in the airbag squib
  • SRS control module malfunction
  • Corrosion or oxidation of contacts
  • Mechanical damage to system elements

How to Fix

  1. Diagnose the SRS system with a scanner
  2. Check the integrity of the wiring harness
  3. Inspect the contacts and connectors of the airbag circuit
  4. Check squib resistance
  5. If necessary, replace damaged elements
  6. Reset the error and check the system operation

Related codes

B1650B1660B1670

FAQ

What does the B1661 code mean?

B1661 is an OBD-II diagnostic trouble code that indicates: Seat Driver Front Up Circuit Short To Battery

What causes a B1661 error code?

The most common causes of B1661 include: Damage to the airbag wiring harness; Short circuit in the airbag squib; SRS control module malfunction; Corrosion or oxidation of contacts.

How do I fix a B1661 diagnostic trouble code?

To fix B1661: Diagnose the SRS system with a scanner. Check the integrity of the wiring harness. Inspect the contacts and connectors of the airbag circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1661?

Yes, but get it checked soon

How much does it cost to fix B1661?

The estimated repair cost for B1661 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat