Low Tire Pressure Warning Lamp
LOW TIRE PRESSURE WARNING LAMPDescription
The combination meter receives tire pressure status from the unified meter and A/C amp. via CAN communication.
When BCM judges from a transmitter signal that tire pressure is insufficient, BCM transmits a signal to unified meter and A/C amp. via CAN communication. unified meter and A/C amp. turns on the low tire pressure warning lamp mounted on the combination meter.
NOTE: Standard air pressure is for 230 kPa (2.3 kg/cm2, 33 psi) vehicles.
Component Function Check
1. CHECK LOW TIRE PRESSURE WARNING LAMP
Check if low tire pressure warning lamp blinks for 1 second and then goes off after turning the ignition switch ON.
Is inspection result normal?
YES >> INSPECTION END
NO >> Proceed to diagnosis procedure. Refer to "Diagnosis Procedure".
Diagnosis Procedure
1. CHECK SELF DIAGNOSTIC RESULTS
Perform self-diagnosis of tire pressure monitoring system.
Is inspection result normal?
YES >> GO TO 2.
NO >> Check the DTC.
2. CHECK LOW TIRE PRESSURE WARNING LAMP
Check if low tire pressure warning lamp blinks 1 second and then goes off after turning the ignition switch ON.
Is inspection result normal?
YES >> INSPECTION END
NO >> Check combination meter.