Whirlpool Bravos XL, Service Manual

Page: 10 / 60

PAGE 10
FOR SERVICE TECHNICIAN’S USE ONLY
DO NOT REMOVE OR DESTROY
CODE DESCRIPTION EXPLANATION AND RECOMMENDED PROCEDURE
F1E1 Motor Relay Indicates an ACU problem.
Stuck On • Replace the ACU.
F1E3 Incorrect Controller Verify that the part numbers of the ACU and the User Interface are
Installed (on electric correct for the dryer model displaying the fault/error code. Replace
models only) the ACU and/or UI that does not match.
F1E5 Parameter Memory ACU parameter file missing; replace the ACU.
Invalid
F2E1 User Interface (UI) Indicates a stuck button (depressed for over 20 seconds).
Stuck Button This fault code will ONLY appear when in the service diagnostic
mode. See TEST #6: Buttons and Indicators, page 22.
F2E4 UI Software Error: Replace the User Interface.
Incompatible
Parameter File
F2E5 UI Software Error: Replace the User Interface.
Parameter Memory
Invalid
F3E1 Exhaust Thermistor Indicates that the exhaust thermistor is open or shorted. If the
Open/Shorted temperature drops below 18° F (> 50k ohms), the exhaust
thermistor is open. If the temperature is above 250° F (< 500
ohms), the exhaust thermistor has shorted. May occur if the
P14 connector is not plugged into the ACU. See TEST #4a:
Thermistors, page 18.
F3E2 Moisture Sensor Indicates the moisture sensor strip is open or shorted.
Open/Shorted This fault code will only appear when in the service diagnostic
mode. See TEST #5: Moisture Sensor, page 21.
F3E3 Inlet Thermistor Indicates that the inlet thermistor is open or shorted. If the
Open/Shorted temperature drops below 18° F (> 245k ohms), the inlet
thermistor is open. If the temperature is above 391° F (< 328
ohms), the inlet thermistor has shorted. See TEST #4a:
Thermistors, page 18.
F4E1 Heater 1 Failure or Indicates no voltage detected at the heater relay.
Connector Problem • Unplug dryer or disconnect power and check that the wires
are plugged into the heater element(s) and the relay(s) on
the ACU.
F4E2 Heater 2 Failure or Indicates no voltage detected at the heater relay.
Connector Problem • Unplug dryer or disconnect power and check that the wires
(on electric are plugged into the heater element(s) and the relay(s) on
models only) the ACU.
F4E3 Restricted Airflow Indicates low airflow that may affect dryer performance.
• Confirm that airflow system is not blocked; check lint screen,
exhaust duct, exhaust fan.
F4E4 L2 Line Voltage Indicates low L2 voltage (less than 50 V) is detected at the ACU.
Error • Check to see if a household fuse has blown or a circuit breaker
(on electric has tripped.
models only) • Confirm the power cord is properly installed and plugged
into the power outlet.
• Unplug dryer or disconnect power and check the relay
connections on the ACU.
• Gas Models Only: Unplug dryer or disconnect power and check
the P14 connection on the ACU (harness loopback on pins 4 & 5).
F6E2 Communication Error: Communication between the ACU and UI has not been detected.
UI Cannot Hear ACU • Unplug dryer or disconnect power.
F6E3 Communication Error: • Check the harness continuity and connections between the ACU
ACU Cannot Hear UI and UI.
• Check AC and DC supplies. See TEST #1: ACU Power Check,
page 12.
• Replace the User Interface.
• Replace the ACU.
SERVICE FAULT/ERROR CODES