Tyre pressure monitoring, bus information
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Tyre pressure monitoring, bus information
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Tyre pressure monitoring outputs the following information
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Bus message
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Value/unit
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Used by
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Description
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Diagnostic communication
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Inquiry from the diagnostic tool
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Diagnostic tool
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The control module must be supplied with current and the bus cables intact.
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Tyre pressure monitoring, VF too low
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0 Not received
1 Normal
2 Warning/FAULT - Status 2 = Alarm
3 Alarm/FAULT - Status 3 = Warning
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ICM
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The pressure limit for warning of low tyre pressure. The value is compensated for ambient temperature.
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Tyre pressure monitoring, HF too low
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0 Not received
1 Normal
2 Warning/FAULT - Status 2 = Alarm
3 Alarm/FAULT - Status 3 = Warning
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ICM
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The pressure limit for warning of low tyre pressure. The value is compensated for ambient temperature.
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Tyre pressure monitoring, VB too low
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0 Not received
1 Normal
2 Warning/FAULT - Status 2 = Alarm
3 Alarm/FAULT - Status 3 = Warning
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ICM
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The pressure limit for warning of low tyre pressure. The value is compensated for ambient temperature.
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Tyre pressure monitoring, HB too low
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0 Not received
1 Normal
2 Warning/FAULT - Status 2 = Alarm
3 Alarm/FAULT - Status 3 = Warning
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ICM
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The pressure limit for warning of low tyre pressure. The value is compensated for ambient temperature.
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System fault
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On/Off
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ICM
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If the control module has identified a fault in the system, the message "ON" will be sent on the bus.
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Tyre pressure monitoring uses the following information
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Bus message
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Value/unit
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Transmitted from
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Vehicle speed
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km/h
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CIM
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Ambient temperature
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°C
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BCM
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