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Home >> Ford >> 2020 >> Fusion SEL >> Repair and Diagnosis >> External Pages >> Different car >> Section 238 (Information Center - Instrumentation, Message Center And Warning Chimes (1 Of 2) (Except Hybrid)) >> Description And Operation >> Instrument Panel Cluster (IPC) - System Operation and Component Description >> System Operation >> TPMS Warning Indicator

TPMS Warning Indicator

WARNING: This page is about a different car, the 2019 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

The IPC receives the tire pressure warning indicator request from the GWM over the HS-CAN3. The GWM receives the tire pressure warning indicator request from the BCM over the HS-CAN1.

If the BCM determines the tire pressure has exceeded the low tire pressure limits, the tire pressure warning indicator request message is sent to the IPC to illuminate the TPMS warning indicator.

If a TPMS monitor or sensor fault condition exists, the BCM sends the tire pressure warning indicator request message to the IPC to flash the TPMS warning indicator. The IPC flashes the TPMS warning indicator for 75 seconds then turns the indicator on solid.