Bosch WFMC32, Repair Manual

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