DTC P2532-772: Ignition Switch Run Position Circuit High: Procedure

1. Disconnect the power management control ECU connector.
   Fig 1: Measuring Voltage Of Power Management Control ECU Connector

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Switch Condition	Specified Condition
   A24-1 (IG2) - Body ground	Power switch off	1 V or less
   A24-2 (IG2D) - Body ground	Power switch off	1 V or less

   TEXT IN ILLUSTRATION
   
   

   *a	Rear view of wire harness connector (to Power Management Control ECU)

   Result

   Result	Proceed to
   NG	A
   OK	B

3. Reconnect the power management control ECU connector.

B → See step   3 

A: Go to next step 

1. Disconnect the power management control ECU connector.
2. Remove the No. 1 integration relay from the No. 1 motor compartment relay block.
   Fig 2: Measuring Voltage Of Power Management Control ECU Connector

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Switch Condition	Specified Condition
   A24-1 (IG2) - Body ground	Power switch off	1 V or less
   A24-2 (IG2D) - Body ground	Power switch off	1 V or less

   TEXT IN ILLUSTRATION
   
   

   *a	Rear view of wire harness connector (to Power Management Control ECU)

4. Reinstall the No. 1 integration relay.
5. Reconnect the power management control ECU connector.

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → See step   4 

1. Even though it has been determined that the power management control ECU needs to be replaced, make sure to inspect the voltage difference between No. 1 EV battery and No. 2 EV battery before replacing it.

NEXT → See step   5