Flashes constantly at 0.5-second intervals: Initial state warning light
Flashes for 1 minute at 1-second intervals, then remains on: DTC warning light
(1) Check the condition of the warning light.
Check the condition of the vehicle warning light.
Check whether the warning light condition is caused by low tire pressure.Symptom: Illuminates steadily.
(2) Check the condition of the warning light.
Check the condition of the vehicle warning light.
Check whether the warning light condition is caused by the initial state (initial mode) of the TPMS receiver.Symptom: Flashes constantly at 0.5-second intervals.
(3) Check the condition of the warning light.
Check the condition of the vehicle warning light.
Check whether the warning light condition is caused by a DTC (TPMS receiver and sensor malfunction). Symptom: The cluster flashes for 1 minute at 1-second intervals, then remains on.
Low tire pressure warning light
Cold: Vehicle stopped for more than 60 minutes. → Inject an additional 0.07 kgf/cm² (1.0 psi) into the specified tire.
Hot: Vehicle driven → Inject an additional 0.28 kgf/cm² (4.0 psi) into the specified tire.
Inspect the initial state warning light
A.
TPMS warning lamp (1) Check the TPMS warning lamp. (2) Constantly flashes at 0.5-second intervals. -> Initial condition warning lamp
B.
What to check if the warning lamp flashes (1) Enter the sensor ID. (Refer to TPMS Receiver - Repair Procedures) (2) Enter the vehicle name. (Refer to TPMS Receiver - Repair Procedures) (3) Enter the VIN. (Refer to TPMS Receiver - Repair Procedures) (4) Change the TPMS ECU mode (to standard mode).
DTC checklist for performance check.
Trouble Code
Symptom
C112100
Front LH sensor battery voltage low
C112200
Front RH sensor battery voltage low
C112300
Rear LH sensor battery voltage low
C112400
Rear RH sensor battery voltage low
C112600
TPMS ECU battery voltage low
C112700
TPMS ECU battery voltage high
C121200
Vehicle speed sensor
C131200
Front LH sensor radio frequency channel malfunction
C131300
Front RH sensor radio frequency channel malfunction
C131400
Rear LH sensor radio frequency channel malfunction
C131500
Rear RH sensor radio frequency channel malfunction
C132200
Front LH sensor overheating
C132300
Front RH sensor overheating
C132400
Rear LH sensor overheating
C132500
Rear RH sensor overheating
C133200
Front LH sensor malfunction
C133300
Front RH sensor malfunction
C133400
Rear LH sensor malfunction
C133500
Rear RH sensor malfunction
C161100
EMS CAN timeout
C166200
Auto learn failure
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Test yourself
A quick Hyundai Kona quiz: every answer comes with an explanation and a link to the manual page.