How does the TPMS light work on a Lexus?
The idea is pretty simple. When the toggle is in the ON position you end up with the default wiring. +12V goes to 7 to power the ECU. When the toggle is in the OFF position you cut power to the ECU and the +12V goes to the TPMS light. In this position the ECU is not detecting any signal. There is no harm to anything.
What is the fault code on a Lexus?
LEXUS Car Manuals PDF & Wiring Diagrams above the page – CT, ES, GS, LS, LX, NX, RC, RX, IS, UX; Lexus Cars EWD s; LEXUS Fault Codes DTC. Lexus is a division of Toyota, a Japanese company that was created to develop and manufacture luxury cars.
How do you reset a Lexus TPMS tire?
Starting with the LF tire, use the scan tool to scan each sensor in the following order: LF, RF, RR, LR (and full size spare if equipped). Turn ignition to the ON position with the engine OFF (not the ACC position).
Where does the 12V go on a TPMS light?
When the toggle is in the ON position you end up with the default wiring. +12V goes to 7 to power the ECU. When the toggle is in the OFF position you cut power to the ECU and the +12V goes to the TPMS light. In this position the ECU is not detecting any signal.
The idea is pretty simple. When the toggle is in the ON position you end up with the default wiring. +12V goes to 7 to power the ECU. When the toggle is in the OFF position you cut power to the ECU and the +12V goes to the TPMS light. In this position the ECU is not detecting any signal. There is no harm to anything.
LEXUS Car Manuals PDF & Wiring Diagrams above the page – CT, ES, GS, LS, LX, NX, RC, RX, IS, UX; Lexus Cars EWD s; LEXUS Fault Codes DTC. Lexus is a division of Toyota, a Japanese company that was created to develop and manufacture luxury cars.
Starting with the LF tire, use the scan tool to scan each sensor in the following order: LF, RF, RR, LR (and full size spare if equipped). Turn ignition to the ON position with the engine OFF (not the ACC position).
When the toggle is in the ON position you end up with the default wiring. +12V goes to 7 to power the ECU. When the toggle is in the OFF position you cut power to the ECU and the +12V goes to the TPMS light. In this position the ECU is not detecting any signal.