DTC P058A-01: Auxiliary Battery Monitor Module Range/Performance [12/2023 - ]: Procedure

1. Read the DTCs.

   Powertrain > Hybrid Control > Trouble Codes 

   Result

   Result	Proceed to
   P162B-87 is not output	A
   P162B-87 is output	B

   HINT: 

   When P162B-87 (Lost Communication with Battery Monitor Module Missing Message) is output at the same time, perform troubleshooting for P162B-87 (Lost Communication with Battery Monitor Module Missing Message) first.

Result: 

B 

GO TO DTC P162P-87. Refer to  DTC P162B-87: Lost Communication with Battery Monitor Module Missing Message [12/2023 - ]  

Result: 

A 

See step  2

HINT: 

Refer to INSTALLATION [12/2023 - ]

Result

Result: 

NG 

INSTALL BATTERY STATE SENSOR ASSEMBLY CORRECTLY. Refer to  INSTALLATION [12/2023 - ] 

Result: 

OK 

See step  3

HINT: 

Refer to the electronic circuit inspection procedure.

Refer to ELECTRONIC CIRCUIT INSPECTION PROCEDURE [09/2023 - ]

Pre-procedure1

• Turn the ignition switch off.
• Check that the battery state sensor assembly connector is securely connected.

  OK

  The connector is securely connected.

• Disconnect the battery state sensor assembly connector.
• Check the connector case and terminals for deformation or corrosion.

  OK

  No deformation or corrosion.

• Measure the voltage according to the value(s) in the table below.

  Standard Voltage

  Tester Connection	Condition	Specified Condition	Result
  I23-3 (+B) - Body ground	Ignition switch off	11 to 14 V	V
  I23-1 (RBAT) - Body ground	Ignition switch off	11 to 14 V	V

  Result

  Proceed to
  OK
  NG

Post-procedure1

• None

Result: 

OK 

REPLACE BATTERY STATE SENSOR ASSEMBLY. Refer to  REMOVAL [12/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR (BATTERY STATE SENSOR ASSEMBLY - AUXILIARY BATTERY)