Subaru Legacy BN/BS (2015-2019) Service Manual: Inspection

Subaru Legacy BN/BS (2015-2019) Service Manual / Tire pressure monitoring system (diagnostics) / Tire pressure warning light trouble indicator light illumination pattern / 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 inflation pressure condition	(12)	Normal	(19)	2 seconds
(6)	Meet the specification	(13)	Malfunction
(7)	Less than standard value (For the pressure warning level, refer to “CURRENT DATA”.) Read Current Data > LIST	(14)	Tire inflation pressure warning light (system condition)

1. When the tire pressure warning light does not illuminate in accordance with this illumination pattern, there must be an electrical malfunction.

2. If the tire pressure warning light does not go off, check the TPMS & keyless entry CM or TPMS CM/warning light circuit and the combination meter circuit. Tire Pressure Warning Light / Trouble Indicator Light Illumination Pattern > TIRE PRESSURE WARNING LIGHT DOES NOT COME OFF

NOTE:

If the problem is fixed while driving at approximately 40 km/h (25 MPH) after the tire pressure warning light blinks/lights, the warning light goes out and the tire pressure monitor system operates normally. (If there is a decrease in tire pressure, or a malfunction of the system, the malfunction history is displayed.)

Tire pressure warning light is 25 times blinking and turn on

DETECTING CONDITION:• Defective TPMS & keyless entry CM or TPMS CM• Defective harness• Transmitter is faulty.TROUBLE SYMPTOM:Every time the engine starts, tire pressure warning light ...

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 ...

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NOTE Operate the automatic climate control system when the engine is running. The blower fan rotates at a low speed when the engine coolant temperature is low. For efficient defogging or dehumidifying in cold weather, press the "A/C" button. When the automatic ...