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Turbocharger Pressure Sensor

TURBOCHARGER PRESSURE SENSOR VOLTAGE (LEGACY) (1)

Terminals Voltage
Sensor Connector
Red Wire & Black Wire (2) 3.1
Red Wire & Black Wire (3) 2.6
Red Wire & Black Wire (4) 2.1
(1) Apply 5 volts across terminals No. 1 (White wire) and 2 (Red wire), then connect terminal No. 1 to positive voltage and terminal No. 2 to negative voltage. Install vacuum pump to pressure sensor hose fitting. Measure voltage across indicated terminals when pressure is applied to pressure sensor.
(2) With 7.87 in. Hg applied to pressure sensor.
(3) With Zero in. Hg applied to pressure sensor.
(4) With -7.87 in. Hg applied to pressure sensor.
TURBOCHARGER PRESSURE SENSOR RESISTANCE (LEGACY)

ECU Connector (1) Sensor Connector Ohms
Pin No. 3 White Wire 0
Pin No. 4 Black Wire 0
Pin No. 5 Red Wire 0
(1) Disconnect ECU and pressure sensor connectors. Measure resistance between indicated pins and terminals of connectors.
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