Fault Codes - Bosch WFMC64 Repair Manual

20
WFMC Service Tips
WFMC Service Tips
Test P1:ERRORS / P:01 (Viewing control module fault codes) --
(WFMC64/84) / (P:01) (WFMC32/33/53) by pushing Start/Pause button. Scroll through all fault codes by
pushing Spin Selection (WFMC32/33/53) or Menu (WFMC64/84) buttons.
• WFMC32/33/53 displays alternate between fault code (e.g. E:01) & when fault occurred on in last 8
washes (e.g. C:00) – shows C:00 if fault didn't occur.
• WFMC64/84 displays show fault code & when fault occurred in last 8 washes (e.g. 0 - Er:01).
WFMC32/ WFMC64/
WFXD52 Displays WFXD84 Displays
E:01
E:03
E:04
E:05
E:06
E:07
E:08
E:09
-----
-----
E:12
E:13
E:14
-----
-----
E:20
E:21
E:22
E:24
NOTE: Fault codes stored in module can't be cleared .
702_58300000133618_ara_en_a
Test #
washing Door open
Er:01
washing Door lock can't be locked
Er:02
washing Door lock can't be unlocked
Er:03
washing Door control broken
Er:04
NTC open-circuited
Er:05 P:16
NTC shorted
Er:06 P:16
Unexpected heating (heater on at wrong time) Faulty heater or stuck heater relay
Er:07 P:16
Heater doesn't shut off
Er:08 P:16
Communication lost to motor
Er:09 P:4
Flow meter gives wrong values
Er:10 P:11
P:8/9/13 No water flow (within 6 minutes)
Er:11
P:8/9/13 Water supply time exceeded
Er:12
Drain pump time exceeded
Er:13 P:15
Overflow level exceeded
Er:14 P:9
Pressure sensor gives failure voltage level
Er:15 P:8
Can't calibrate pressure sensor
Er:16 P:8
Spinning aborted due to unbalanced load
Er:20 P:4
Excessive foam
Er:21
washing Frequency synchronization failed
Er:22
Motor power relay failed
Er:24 P:4
– Test Program (2B): Module Fault
– Test Program (2B): Module Fault
Codes (Test 1)
Codes (Test 1)
Problem
Last 8 fault codes are
Start & end test P1
HINT: # of faults reads "0"
for faults which didn't occur.
Scroll thru all faults
look at # of faults to see
which faults occurred.
Possible Cause(s)
Door lock not engaged
Jammed lock or bad wire harness
Jammed lock or bad wire harness
Faulty Triac/control module or oversudsing
(washer locks, thinking it has overfilled)
Faulty NTC or bad wire harness
Faulty NTC or bad wire harness
Faulty heater or stuck heater relay
Faulty wire harness
Faulty flow meter or wire harness
Faulty inlet valve, wire harness, hose
Faulty inlet valve, wire harness, hose
Faulty drain pump, wire harness, hose
Faulty/blocked pump, hose, inlet valve
Faulty pressure sensor, wire harness
Faulty pressure sensor, wire harness
Unbalanced load or faulty wire harness
Wrong or too much detergent used
Faulty control module
Faulty control module
stored & displayed!
and
Rev 0 (1/17/08)