DTC P2532-772: Ignition Switch Run Position Circuit High [11/2016 - ]: Description

WARNING: This page is about a different car, the 2019 Toyota Highlander, 2018 Toyota Highlander, and 2017 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.

The hybrid vehicle control ECU assembly monitors the IGSW signals sent from the smart key ECU assembly (certification ECU) and detects a malfunction.

HINT:

If DTC P2532-772 is stored, the vehicle will turn off.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Warning Indicate
P2532-772	Ignition Switch Run Position Circuit High	When communication is lost from ECU that has IG1 circuit power supply and power is supplied to IG2 terminal (1 trip detection logic)	CAN communication system Wire harness or connector Semiconductor pwr integration ECU (IG2 relay) Hybrid vehicle control ECU assembly	Does not come on	Master Warning Light: Comes on