B3392

Right Front Window Down Switch Circuit Low

Severity

✅ Low

Can you drive?

Do not drive — repair immediately

Approx. repair cost

$17–89 (est.)

Symptoms

The right front window rolls down spontaneously
Glass does not respond to control buttons
The malfunction indicator on the dashboard is on
The window lift only works in one direction
The error code is always present

Causes

Sticky window switch contact
Short circuit in door wiring harness
Moisture in the switch or connector
Damage to the wiring in the corrugation of the doorway
Malfunction of the power window control module

How to Fix

Read error codes and record conditions for occurrence
Check the power window switch for stuck contact.
Inspect the wiring harness in the corrugation of the right front door
Measure the voltage on the signal wire of the switch (it should be 5V or 12V when the button is released)
Replace the switch or window control unit
Reset codes and check power window operation

Related codes

B3391 B3393 B3394