P1A58 - Hybrid Battery Pack Relay Open

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Hybrid Battery Cut Off Switch
  • Hybrid Battery Cut Off Switch harness is open or shorted
  • Hybrid Battery Cut Off Switch circuit poor electrical connection

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1a58 Description

The Energy Storage Control Module (ESCM) will monitor the battery cut off switch for overvoltage or an open. The ESCM sets the OBDII code when the Hybrid Battery Cut Off Switch is not to factory specifications.
OBDII Code P1a58 - Hybrid Battery Pack Relay Open - AutoCodes.com

P1A58 Information for specific makes

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P1A58 Comments

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