Low Tire Pressure Warning Lamp Flashes When Ignition Switch Is Turned On

NOTE: If low tire pressure warning lamp flashes as shown, the system is normal.
Flash Mode A
Carry out transmitter wake up operation.
DIAGNOSTIC PROCEDURE
1.CHECK BCM CONNECTORS
2.CHECK TIRE PRESSURE WARNING CHECK CONNECTOR CIRCUIT
Check continuity between BCM harness connector M18 terminal 57 and ground.

Continuity should not exist.
Low tire pressure warning lamp stays on
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