Low Tire Pressure Warning Lamp Symptom Chart
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Diagnosis items |
Symptom (Ignition switch ON) |
Low tire pressure warning lamp |
Cause |
Action |
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Low tire pressure warning lamp |
The low tire pressure warning lamp illuminates for 1 second, then turns OFF. |
Wake-up operation for all Tire Pressure Sensors at wheels is completed. |
No procedure. (No system malfunctions) |
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The low tire pressure warning lamp repeats blinking ON for 2 seconds and OFF for 0.2 seconds. |
Wake-up operation for all Tire Pressure Sensors at wheels is not completed. |
Perform the wake-up operation for all Tire Pressure Sensors at wheels. Refer to Description . |
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The low tire pressure warning lamp blinks once. |
The front LH wheel Tire Pressure Sensor is not activated. |
Perform the wake-up operation for the Tire Pressure Sensor at front LH wheel. Refer to Description . |
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The low tire pressure warning lamp repeats blinking twice. |
The front right wheel Tire Pressure Sensor is not activated. |
Perform the wake-up operation for the Tire Pressure Sensor at front right wheel. Refer to Description . |
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The low tire pressure warning lamp repeats blinking for 3 times. |
The rear right wheel Tire Pressure Sensor is not activated. |
Perform the wake-up operation for the Tire Pressure Sensor at rear right wheel. Refer to Description . |
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The low tire pressure warning lamp repeats blinking for 4 times. |
The rear LH wheel Tire Pressure Sensor is not activated. |
Perform the wake-up operation for the Tire Pressure Sensor at rear LH wheel. Refer to Description . |
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Low tire pressure warning lamp |
The low tire pressure warning lamp turns ON and stays illuminated. |
Low tire pressure |
Check the tire pressure for all wheels and adjust to the specified value. Refer to Tire Air Pressure . |
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The low tire pressure warning lamp repeats blinking at 0.5-second intervals for 1 minute, and then stays illuminated. |
The combination meter fuse is open or removed (or pulled out). |
Check and install the combination meter fuse. If necessary, replace the fuse. |
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The Low Tire Pressure Warning Control Unit harness connector is removed. |
Check the connection conditions of the Low Tire Pressure Warning Control Unit harness connector, and repair if necessary. |
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Tire Pressure Monitoring System (TPMS) malfunction. |
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Hazard warning lamp |
The hazard warning lamp does not blink twice when the Tire Pressure Sensor is activated. Or the buzzer does not sound. |
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(Example: Blinks once/OFF/blinks 3 times = Wake-up operation is not completed at the front LH wheel and rear RH wheel Tire Pressure Sensors.)