High Pressure Switch (Hps) - Bosch IDS 2.0 Service Manual

6 8 | Bosch IDS 2.0

13.5 High Pressure Switch (HPS)

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