OBD Guide
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B1769

Seat Driver Backward Circuit Failure

B1769 is an OBD-II diagnostic trouble code meaning: Seat Driver Backward Circuit Failure. Common causes: open or short circuit in the heating circuit, malfunction of the seat heating element. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • No heated driver's seat in rear position
  • Heated seat lamp flashes or does not come on
  • The error persists after trying to turn on the heating

Causes

  • Open or short circuit in the heating circuit
  • Malfunction of the seat heating element
  • Problems with the heating control module
  • Wiring harness damage
  • Contact corrosion

How to Fix

  1. Check fuses associated with the heating circuit
  2. Inspect the wiring harness for damage
  3. Check the resistance of the heating element
  4. Inspect the connector contacts for corrosion
  5. Replace the heating element if necessary
  6. Reflash or replace the control module if there are errors

Related codes

B1768B1770B1767

FAQ

What does the B1769 code mean?

B1769 is an OBD-II diagnostic trouble code that indicates: Seat Driver Backward Circuit Failure

What causes a B1769 error code?

The most common causes of B1769 include: Open or short circuit in the heating circuit; Malfunction of the seat heating element; Problems with the heating control module; Wiring harness damage.

How do I fix a B1769 diagnostic trouble code?

To fix B1769: Check fuses associated with the heating circuit. Inspect the wiring harness for damage. Check the resistance of the heating element. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1769?

Yes, but get it checked soon

How much does it cost to fix B1769?

The estimated repair cost for B1769 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat