Name: Samsung DVG45A6400W
Brand: Samsung

Question 1

What does error code 3C mean on Samsung DVG45A6400W?

Accepted Answer

The dryer motor isn't spinning properly. Cause: Motor winding failure (open or shorted); PBA (control board) malfunction; Wire harness damage between motor and PBA; Motor centrifugal switch failure.

Question 2

What does error code 9C1 mean on Samsung DVG45A6400W?

Accepted Answer

Your dryer is getting the wrong voltage from the outlet. Cause: Not using regular power source (voltage out of range); Low voltage from utility; Faulty outlet or wiring; PCB voltage sense circuit fault; Damaged wire harness.

Question 3

What does error code AC mean on Samsung DVG45A6400W?

Accepted Answer

The dryer's internal parts aren't communicating properly. Cause: Faulty Main PCB (main control board); Faulty display PCB (SUB PBA); Damaged or loose wire harness between Main PCB and display PCB.

Question 4

What does error code bC2 mean on Samsung DVG45A6400W?

Accepted Answer

A button on the control panel is stuck or shorted. Cause: Display PCB is loose; Display PCB has a short circuit; Stuck or jammed button on control panel; Moisture or debris on control panel causing false button press.

Question 5

What does error code C1 mean on Samsung DVG45A6400W?

Accepted Answer

The vent blockage test found a problem with your exhaust. Cause: Items left inside the drum during Smart Install test; Dry sensor (moisture sensor) malfunction; Moisture on the sensor bars.

Question 6

What does error code C8 mean on Samsung DVG45A6400W?

Accepted Answer

Your dryer vent is about 80% blocked. Cause: Lint buildup in vent ductwork; Crushed or kinked exhaust duct; Duct too long or has too many bends; Clogged lint filter.

Question 7

What does error code C9 mean on Samsung DVG45A6400W?

Accepted Answer

Your dryer vent is over 90% blocked — needs immediate cleaning. Cause: Severe lint buildup in vent ductwork; Severely crushed or kinked exhaust duct; Duct too long or has too many bends; Completely clogged lint filter or external hood.

Question 8

What does error code Ct mean on Samsung DVG45A6400W?

Accepted Answer

Your dryer detected restricted airflow during a vent test. Cause: Dryer ambient temperature outside acceptable range; Dryer was recently in operation and is still hot; Cold environment (garage, unheated space).

Question 9

What does error code dF mean on Samsung DVG45A6400W?

Accepted Answer

The door switch isn't working properly. Cause: Door sensor unit is loose; Door sensor unit is short-circuited; Defective door switch giving invalid readings; Wire harness damage to door switch.

Question 10

What does error code FC mean on Samsung DVG45A6400W?

Accepted Answer

Your dryer is getting the wrong type of electrical power. Cause: Not using regular power source frequency (not 60Hz); Power frequency sensor circuit fault on PCB; Generator or inverter power supply with unstable frequency.

DVG45A6400W

Error Codes

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Code	Meaning	Severity
3C	The dryer motor isn't spinning properly	Critical
9C1	Your dryer is getting the wrong voltage from the outlet	Critical
AC	The dryer's internal parts aren't communicating properly	Critical
bC2	A button on the control panel is stuck or shorted	Moderate
C1	The vent blockage test found a problem with your exhaust	Info
C8	Your dryer vent is about 80% blocked	Moderate
C9	Your dryer vent is over 90% blocked — needs immediate cleaning	Critical
Ct	Your dryer detected restricted airflow during a vent test	Info