Bosch Ascenta SHE4AM12U Repair Instructions - Page 37
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6.1.3
Explaining digital and LED error code displays
Digital error codes only show on dishwashers with digital
displays.
Dishwashers without digital displays show the same LED display
for many error codes, so the exact error code can't be
determined. For example, LED display
power module failure causing digital error codes E:01, E:02, E:03
and E:05.
•
E:01 BLDC - control
•
Digital
E:02 working relay error
display
•
E:03 working and safety relay errors
•
E:05 impulses without activation
LED legend:
off
= LED
on
= LED
flashing
= LED
Rinse Agent, Half Load & Child Lock LED's aren't used for
error codes
702_58300000130262_ara_en_c
shows for any
LED display
=
Active
Clean
SHE
SHX
6.1.4
Error code troubleshooting
6.1.4.1 No failures
Digital display
E:00 No failures
6.1.4.2 Power module error codes
Digital display
E:01 BLDC control
Power module BLDC controller
failed; functional safety error.
E:02 Working relay error
Sanitized
Power module working (primary)
relay failed; safety (backup) relay
running dishwasher.
E:03 Working and safety relay error
Working
safety (backup) relays failed.
E:05 Impulses without activation
Code not used
Replace power module
Replace power module
(primary)
relay
Replace power module
LED display
LED display
Same LED display
shows
for
error
codes E:01 – E:05.
and
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