Thread: TPMS question
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Old Dec 28, 2018 | 05:46 PM
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KDW4Him
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From: Alma, MI
Default Re: TPMS question

Originally Posted by GraphiteGhost
The bulb check function is what checks the lamp on startup, it has nothing to do with whether or not the TPMS system works, or not. If the lamp didn't light at startup (lamp check) then it is either a blown bulb, cut wire, or an open in the bulb wiring somewhere in the system

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Yup, there are two sources to light that indicator, the bulb test from the computer at start-up and the module sending the TPMS warning.
 
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