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Home >> BMW >> 2012 >> 535xi GT >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Engine Performance - Functional Description -- F07 >> Engine Performance - Functional Description >> Intake Air Temperature/Intake Manifold Pressure Sensor >> Structure and inner electrical connection
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Structure and inner electrical connection

The intake air temperature/intake-manifold pressure sensor is connected by a 4-pin plug connection. The sensor is supplied with 5 Volts by the engine control.

Fig 1: Intake Air Temperature/Intake-Manifold Pressure Sensor - Circuit Diagram
G09872673Courtesy of BMW OF NORTH AMERICA, INC.
Index Explanation
1 Intake pipe pressure sensor
2 Intake air temperature sensor
PIN REFERENCE

Pin Explanation
Kl. 31E Terminal 31, electronics earth (ground)
SIG1 Air intake pressure signal
5 V 5 Volts, supply voltage
SIG2 Intake air temperature signal