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 system malfunctions |
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The low tire pressure warning lamp repeats blinking ON for 2 seconds and OFF for 0.2 seconds. 1 minute later, low tire pressure warning lamp turns ON. |
Wake-up operation for all tire pressure sensors at wheels is not completed. |
Perform the ID registration for all tire pressure sensors at wheels. Refer to Work Procedure . |
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The low tire pressure warning lamp blinks once. 1 minute later, low tire pressure warning lamp turns ON. |
The front left tire pressure sensor is not activated. |
Perform the ID registration for the tire pressure sensor at front left wheel. Refer to Work Procedure . |
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The low tire pressure warning lamp repeats blinking twice. 1 minute later, low tire pressure warning lamp turns ON. |
The front right tire pressure sensor is not activated. |
Perform the ID registration for the tire pressure sensor at front right wheel. Refer to Work Procedure . |
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The low tire pressure warning lamp repeats blinking for 3 times. 1 minute later, low tire pressure warning lamp turns ON. |
The rear right tire pressure sensor is not activated. |
Perform the ID registration for the tire pressure sensor at rear right wheel. Refer to Work Procedure . |
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The low tire pressure warning lamp repeats blinking for 4 times. 1 minute later, low tire pressure warning lamp turns ON. |
The rear left tire pressure sensor is not activated. |
Perform the ID registration for the tire pressure sensor at rear left wheel. Refer to Work Procedure . |
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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 Work Procedure . |
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Low tire pressure warning lamp |
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 BCM harness connector is removed. |
Check the connection conditions of the BCM harness connector, and repair if necessary. |
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Tire Pressure Monitoring System (TPMS) malfunction. |
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The low tire pressure warning lamp blinks once. |
Wake-up operation for all tire pressure sensors at wheels is not completed. |
Perform the ID registration for all tire pressure sensors at wheels. Refer to Work Procedure . |
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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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The tire pressure sensor activation tool does not activate. |
Replace the battery in the tire pressure sensor activation tool. |
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The ignition switch is OFF when the tire pressure sensor wake-up operation is performed. |
Turn the ignition switch ON when performing the tire pressure sensor wake-up operation. |
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The tire pressure sensor activation tool is not used in the correct position. |
Operate the tire pressure sensor activation tool in the correct position when performing the wake-up operation. |
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The tire pressure sensor is already awake. |
No procedure. |
(Example: Blinks once/OFF/blinks 3 times = Wake-up operation is not completed at the front left wheel and rear right wheel tire pressure sensors.)