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Bosch IDS 2.0 Service Manual
07.2021 | Bosch Thermotechnology Corp.
Data subject to change
13.5 High Pressure Switch (HPS)
Figure 42
Is wiring from HPS
to control board
correct?
Ye s
No
Correct according to
wiring diagram
Is resistance ≥ 1?
Ye s
No
Is there an active
error code?
Ye s
Refer to Section 13.1 to check
for abnormal pressure
No
HPS is functioning properly.
No service required.
Power off unit at breaker
Unplug HPS from control
board and measure
resistance at wiring harness
HPS
Location
Replace HPS
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