OBD Guide
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B1409

Driver Power Window Up Circuit Short To Ground

B1409 is an OBD-II diagnostic trouble code meaning: Driver Power Window Up Circuit Short To Ground. Common causes: wiring harness damage, window lift motor malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Driver's window lift doesn't work
  • The glass rises jerkily
  • Fuse tripping

Causes

  • Wiring harness damage
  • Window lift motor malfunction
  • Short circuit in control circuit
  • Problems with the control unit

How to Fix

  1. Check wiring harness for damage
  2. Check the window lift motor
  3. Check control circuit for short circuit
  4. Replace faulty components

Related codes

B1408B1410B1411

FAQ

What does the B1409 code mean?

B1409 is an OBD-II diagnostic trouble code that indicates: Driver Power Window Up Circuit Short To Ground

What causes a B1409 error code?

The most common causes of B1409 include: Wiring harness damage; Window lift motor malfunction; Short circuit in control circuit; Problems with the control unit.

How do I fix a B1409 diagnostic trouble code?

To fix B1409: Check wiring harness for damage. Check the window lift motor. Check control circuit for short circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1409?

Limited driving only, diagnose soon

How much does it cost to fix B1409?

The estimated repair cost for B1409 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat