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
Hazard warning lamps flashP0137, P0157 HO2S2
Description
The heated oxygen sensor 2, after three way catalyst (manifold),
monitors the oxygen level in the exhaust gas on each bank.
Even if switching characteristics of the air fuel ratio (A/F) sensor 1
are shifted, the air-fuel ratio is controlled to stoichiometric, by the signal
...
Crash zone sensor
Component
Crash zone sensor harness connector
Crash zone sensor
Nut
Front
Removal and Installation
CAUTION:
Before servicing, turn ignition switch OFF, disconnect both
battery terminals and wait at least 3 minutes.
Do not use air tools or electric tools for servicing.
...
C1109 battery voltage [abnormal]
Description
Supplies electric power to the ABS actuator and electric unit (control unit).
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSIS RESULTS
Check the self-diagnosis results.
Diagnosis Procedure
1.CONNECTOR INSPECTION
Turn ignition switch OFF. ...