AutoCodesGeneric – B1395:07

B1395:07 Code - Control Module Voltage Reference Output 1 Circuit High Voltage

Quick Answer

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. Common causes include Low battery voltage, Faulty Control Module, Control Module harness is open or shorted. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
B1395:07 indicates Control Module Voltage Reference Output 1 Circuit High Voltage.
Common causes
Common causes include Low battery voltage, Faulty Control Module, Control Module harness is open or shorted.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 246
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 17, 2023
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Code B1395:07 Description

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. Damage to components, and incorrect data can occur when the voltage is out of range. The vehicle has multiple Control Modules that will set this Diagnostic Trouble Code (DTC).
OBDII Code B1395:07 - Control Module Voltage Reference Output 1 Circuit High Voltage - AutoCodes.com
B1395:07 Code - Control Module Voltage Reference Output 1 Circuit High Voltage

What are the Possible Causes of the DTC B1395:07?

  • Low battery voltage
  • Faulty Control Module
  • Control Module harness is open or shorted
  • Control Module circuit poor electrical connection

How to Fix the DTC B1395:07?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1395:07 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B1395:07 code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B1395:07 Code

What does the OBDII code B1395:07 mean?

The code B1395:07 indicates that the Control Module Voltage Reference Output 1 Circuit is experiencing a high voltage condition beyond its normal operating range.

What are the common symptoms of the B1395:07 code?

Symptoms may include warning lights on the dashboard, erratic electrical system behavior, or issues with sensors relying on the voltage reference circuit.

What causes the B1395:07 code to appear?

Common causes include a faulty control module, damaged wiring, a short circuit, or a malfunctioning sensor drawing excessive voltage.

Can I drive my vehicle with the B1395:07 code?

It’s not recommended to drive the vehicle for long periods, as this issue can disrupt the functionality of critical systems and cause further damage.

How do I diagnose the B1395:07 code?

Start by inspecting the wiring and connectors for damage or corrosion, then test the voltage reference circuit and related sensors to identify any irregularities.

What tools are needed to repair the B1395:07 code?

You’ll need a multimeter, an OBDII scanner, and possibly wiring diagrams for your specific vehicle to diagnose and repair the issue.

How is the B1395:07 code typically fixed?

Repairs may include fixing or replacing damaged wiring, cleaning or reconnecting electrical connectors, or replacing a faulty control module or sensor.

What sensors are affected by the B1395:07 code?

This code can impact sensors that rely on the voltage reference circuit, such as throttle position sensors, MAP sensors, or other engine management components.

Can a low battery cause the B1395:07 code?

While unlikely, a low battery or charging system issue can sometimes contribute to voltage-related problems and should be checked.

How much does it cost to fix the B1395:07 code?

Repair costs vary depending on the root cause, ranging from $50 for simple wiring repairs to over $500 if a control module needs replacement.

Discuss the causes and fixes for B1395:07 OBDII Code

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