P0B34 - High Voltage Service Disconnect Circuit Performance

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3    What is this?
Table of contents

P0B34 Possible Causes

  • Faulty Voltage Service Disconnect Port
  • Voltage Service Disconnect Port harness is open or shorted
  • Voltage Service Disconnect Port circuit poor electrical connection

How do I fix code P0B34?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Cost of diagnosing the P0B34 code

Labor: 1.0

The cost of diagnosing the P0B34 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

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

P0b34 Description

The Engine Control Module (ECM) monitors the High Voltage Service Disconnect Port. The ECM sets the OBDII code when the High Voltage Service Disconnect Port is not to factory specifications.
OBDII Code P0b34 - High Voltage Service Disconnect Circuit Performance - AutoCodes.com

P0B34 More Information

Need more information on how to fix the P0B34 code?
Get Access to Factory Service Manuals

Need more help?

Get the P0b34 code diagnosed by a professional: Find a repair shop in your area


Help us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P0b34 code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧