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MM0112 ABS Electronic Stability Brake Pressure Sensor Testing
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Electrical Checks
For the following check, all of the ECU connectors must be plugged in as the ECU provides voltage and ground to the BPS.
n Take measurements at the pressure sensor harness connector.
n Measure Voltage Supply to Ground on Pin 1 of the BPS Connector Key ON.
With ECU and BPS disconnected:
n Verify continuity end to end on all 3 lines.
n Verify no shorts to ground or battery on all 3 lines.
n Verify no continuity between pins.
Measurements should read as below.
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