Subaru Legacy BN/BS (2015-2019) Service Manual: Tire pressure warning light does not come on

Subaru Legacy BN/BS (2015-2019) Service Manual / Tire pressure monitoring system (diagnostics) / Tire pressure warning light trouble indicator light illumination pattern / Tire pressure warning light does not come on

DETECTING CONDITION:

Defective combination meter

TROUBLE SYMPTOM:

When the ignition switch is turned to ON, the tire pressure warning light does not turn on (for approx. 2 seconds).

STEP	CHECK	YES	NO
1.CHECK DTC. Read the DTC of tire pressure monitoring. Read Diagnostic Trouble Code (DTC)	Is DTC displayed-	Perform the diagnosis according to DTC. List of Diagnostic Trouble Code (DTC)	Replace the combination meter. Combination Meter > REMOVAL

Tire pressure warning light does not come off

DETECTING CONDITION:• Defective combination meter• Tires pressure drop• Transmitter ID not registeredTROUBLE SYMPTOM:Tire pressure warning light remains illuminating after engine sta ...

Transfer case

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Other materials:

Dtc b1803 short in driver's airbag (to +b)
DIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Short circuit failure in power supply (shorted in main harness power supply, shorted in roll connector power supply, shorted in driver’s airbag power supply, shorted in airbag CM internal circuit power supply)CA ...