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

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 off

DETECTING CONDITION:

• Defective combination meter

• Tires pressure drop

• Transmitter ID not registered

TROUBLE SYMPTOM:

Tire pressure warning light remains illuminating after engine starts.

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)	Tire Pressure Warning Light / Trouble Indicator Light Illumination Pattern > TIRE PRESSURE WARNING LIGHT DOES NOT COME OFF
2.CHECK TRANSMITTER (ID). Confirm the current data display of the tire pressure monitoring. Read Current Data	Is the transmitter ID registered-	Tire Pressure Warning Light / Trouble Indicator Light Illumination Pattern > TIRE PRESSURE WARNING LIGHT DOES NOT COME OFF	Register the transmitter ID. Register Transmitter (ID) > OPERATION
3.CHECK TRANSMITTER DATA OUTPUT. 1) Start the engine. 2) Confirm the current data display «INDICATOR LAMP» of the tire pressure monitoring. Read Current Data	Is “ON” displayed-	Replace the TPMS & keyless entry CM or TPMS CM. Tire Pressure Monitoring System	Replace the combination meter. Combination Meter > REMOVAL

Inspection

(1)Ignition switch(8)Tire inflation pressure warning light (pressure condition)(15)Light OFF(2)OFF(9)Light OFF(16)Blink(3)ON(10)Light ON(17)1 second(4)Start(11)System status(18)Blinks 25 times(5)Tire ...

Tire pressure warning light does not come on

DETECTING CONDITION:Defective combination meterTROUBLE SYMPTOM:When the ignition switch is turned to ON, the tire pressure warning light does not turn on (for approx. 2 seconds).STEPCHECKYESNO1.CHECK ...

Other materials:

Inspection
1. Measure the bend, and repair or replace if necessary.Camshaft bend limit:0.020 mm (0.00079 in)2. Check the journal for damage and wear. Replace if faulty.3. Check the cutout portion used for camshaft sensor for damage. Replace if faulty.4. Check the cam face condition; remove the minor faults by ...