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Home >> Lexus >> 2008 >> IS 250 RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 43 (Tire Pressure Warning System) >> Tire Pressure Warning System >> ECU Power Source Circuit >> Description

ECU Power Source Circuit: Description

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

This circuit supplies power to the tire pressure warning ECU and receiver The power is also supplied to the tire pressure warning antenna via the ECU.

The tire pressure warning system is disabled when this circuit has a malfunction. At this time, the tire pressure warning light on the combination meter will come on.

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