OBD Guide

B1D7F

Seat Front Vertical Motor Control Circuit Performance

B1D7F is an OBD-II diagnostic trouble code meaning: Seat Front Vertical Motor Control Circuit Performance. Common causes: open or short circuit in wiring harness, seat adjustment motor malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Front seat vertical adjustment does not work
  • Seat adjustment is intermittent
  • Clicking or other unusual sounds when trying to make adjustments

Causes

  • Open or short circuit in wiring harness
  • Seat adjustment motor malfunction
  • Problems with the seat control unit
  • Corrosion of contacts or connectors
  • Mechanical obstacles in the adjustment mechanism

How to Fix

  1. Check fuses associated with the seat adjustment system
  2. Inspect the wiring harness under the seat for damage.
  3. Check connectors and contacts for corrosion
  4. Check the operation of the seat adjustment motor
  5. If necessary, replace faulty components

Related codes

FAQ

What does the B1D7F code mean?

B1D7F is an OBD-II diagnostic trouble code that indicates: Seat Front Vertical Motor Control Circuit Performance

What causes a B1D7F error code?

The most common causes of B1D7F include: Open or short circuit in wiring harness; Seat adjustment motor malfunction; Problems with the seat control unit; Corrosion of contacts or connectors.

How do I fix a B1D7F diagnostic trouble code?

To fix B1D7F: Check fuses associated with the seat adjustment system. Inspect the wiring harness under the seat for damage.. Check connectors and contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1D7F?

Limited driving only, diagnose soon

How much does it cost to fix B1D7F?

The estimated repair cost for B1D7F is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat