Subaru LEGACY 2006 Manual page 4097

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TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS)
4. Control Module I/O Signal
A: ELECTRICAL SPECIFICATION
Terminal
Measured value
No.
1 Select monitor communication
2 Tire pressure warning light output
4 Speed sensor signal
5 Ignition power supply
6 Battery power supply
8 Body integrated unit (Hazard output
signal).
9 GND
Control Module I/O Signal
Measuring condition
Serial communication
When malfunction occurs, or tire pres-
sure decreases
While driving (Pulse signal)
IG switch ON (Battery voltage)
Battery voltage
—
0 V (Always)
TPM(diag)-6
Remarks
—
System failure: blinks
Tire pressure decreases: turns on
Change according to vehicle
speed
—
Always
When hazard turns on.
Always