OBD Guide
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B1765

Seat Driver Forward Circuit Failure

B1765 is an OBD-II diagnostic trouble code meaning: Seat Driver Forward Circuit Failure. Common causes: open or short circuit in wiring harness, oxidation of connector contacts. Estimated repair cost: $56–222.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–222 (est.)

Symptoms

  • Airbag light is on
  • Security error message
  • Disabling the restraint system

Causes

  • Open or short circuit in wiring harness
  • Oxidation of connector contacts
  • Airbag squib malfunction
  • Damage to the SRS controller
  • Previous airbag deployment (not replaced after the accident)

How to Fix

  1. Diagnostics with an SRS scanner to clarify the nature of the malfunction
  2. Visual inspection of the wiring harness and connectors
  3. Checking the airbag circuit resistance
  4. Replacement of damaged components (squib, harness, connectors)
  5. Resetting SRS system errors after repair

Related codes

B1760B1761B1766

FAQ

What does the B1765 code mean?

B1765 is an OBD-II diagnostic trouble code that indicates: Seat Driver Forward Circuit Failure

What causes a B1765 error code?

The most common causes of B1765 include: Open or short circuit in wiring harness; Oxidation of connector contacts; Airbag squib malfunction; Damage to the SRS controller.

How do I fix a B1765 diagnostic trouble code?

To fix B1765: Diagnostics with an SRS scanner to clarify the nature of the malfunction. Visual inspection of the wiring harness and connectors. Checking the airbag circuit resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1765?

Do not drive — repair immediately

How much does it cost to fix B1765?

The estimated repair cost for B1765 is $56–222. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat