DTC P2532-772: Ignition Switch Run Position Circuit High [08/2013 - ]: Description

WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

The power source and HV CPU processors and their functions are integrated into the power management control ECU. The power source CPU and HV CPU use CAN communication to communicate with each other inside the power management control ECU. The power source CPU controls the opening and closing of the IG2 relay. The HV CPU detects that the IG2 relay is stuck ON (closed) based on relay operation information received from the power source CPU via CAN communication.

DTC No.	INF Code	DTC Detection Condition	Trouble Area
P2532	772	Voltage is still applied to IG2 terminal although an IG2 relay off command is received from the power source CPU.	Wire harness or connector No. 1 integration relay (IG2 relay) Power management control ECU

HINT:

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