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Engine-Codes – Generic – B1316

B1316 Code - Battery Saver Relay Coil Circuit Short To Ground

Quick Answer

The B1316 diagnostic trouble code indicates that there is a short to ground in the battery saver relay coil circuit. Common causes include Short circuit in the battery saver relay coil circuit, Faulty battery saver relay, Corrosion or damage to wiring in the circuit. 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
B1316 indicates Battery Saver Relay Coil Circuit Short To Ground.
Common causes
Common causes include Short circuit in the battery saver relay coil circuit, Faulty battery saver relay, Corrosion or damage to wiring in the circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code B1316 Description

The B1316 diagnostic trouble code indicates that there is a short to ground in the battery saver relay coil circuit. The battery saver relay is responsible for controlling the power to various electronic components in the vehicle, such as interior lights, radio, and power windows, to prevent the battery from draining when the vehicle is not in use. A short to ground in this circuit can disrupt the proper functioning of the battery saver relay, leading to issues with the vehicle's electrical system.

OBDII Code B1316 - Battery Saver Relay Coil Circuit Short To Ground
B1316 Code - Battery Saver Relay Coil Circuit Short To Ground

Common Causes of B1316

  1. Short circuit in the battery saver relay coil circuit
  2. Faulty battery saver relay
  3. Corrosion or damage to wiring in the circuit
  4. Poor electrical connections
  5. Electrical overload or power surge

Symptoms of B1316

  1. Dim or flickering interior lights
  2. Radio or other electronic accessories not turning on
  3. Power windows not functioning
  4. Battery draining quickly
  5. Dashboard warning light indicating electrical system issue

How to Fix B1316

  1. Begin by diagnosing the exact location of the short to ground in the battery saver relay coil circuit using a multimeter and wiring diagram.
  2. Inspect the battery saver relay for any signs of damage or malfunction and replace if necessary.
  3. Check for any corroded or damaged wiring in the circuit and repair or replace as needed.
  4. Ensure all electrical connections in the circuit are secure and free of corrosion.
  5. Clear the diagnostic trouble code from the vehicle's computer system and test the battery saver relay circuit to verify proper operation.

Cost to Fix B1316

The typical repair costs for addressing a battery saver relay coil circuit short to ground can vary depending on the specific vehicle make and model, as well as the extent of the issue. In general, parts for this repair may cost between $50 to $150, while labor charges can range from $100 to $200. Overall, the total cost for resolving this issue could be around $150 to $350. It's important to note that actual repair costs may differ based on the location, labor rates, and any additional repairs or replacements needed during the process. It's recommended to consult with a qualified mechanic or auto repair shop to get an accurate estimate for this repair.

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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 B1316 Code

1. What are the common symptoms of OBDII code B1316 (Battery Saver Relay Coil Circuit Short To Ground)?

The common symptoms include a drained battery, electrical system malfunctions, dim or flickering lights, and difficulty starting the vehicle.

2. What causes OBDII code B1316 to trigger?

This code is usually triggered by a short circuit in the battery saver relay coil circuit that causes it to ground, disrupting the normal operation of the battery saver system.

3. How can I diagnose the source of the Battery Saver Relay Coil Circuit Short To Ground issue?

Diagnosing the issue involves inspecting the wiring harness for any visible damage, checking the battery saver relay and related components for proper functioning, and using a multimeter to test for continuity and shorts in the circuit.

4. Can I still drive my vehicle with OBDII code B1316 present?

It is not recommended to drive the vehicle with this code present, as it can lead to further electrical problems and potential battery drain issues while driving.

5. How can I repair OBDII code B1316 (Battery Saver Relay Coil Circuit Short To Ground)?

Repairing this code typically involves repairing or replacing damaged wiring, repairing the battery saver relay circuit, and ensuring proper grounding of the system.

6. Are there any DIY tips for fixing OBDII code B1316?

While some simple wiring checks can be done by DIY enthusiasts, it is recommended to consult a professional technician for a thorough diagnosis and repair of this code.

7. Will resetting the OBDII code B1316 make it go away permanently?

Simply resetting the code without addressing the underlying issue will not fix the problem permanently. The root cause of the short circuit must be identified and repaired to prevent the code from reoccurring.

8. How much does it typically cost to repair OBDII code B1316?

The cost of repair can vary depending on the extent of the damage and the labor rates of the repair shop. It is advisable to get a few quotes from different mechanics to compare prices.

9. Can a dead battery cause OBDII code B1316 to appear?

While a dead or weak battery may not directly cause this specific code, it can contribute to electrical issues in the vehicle that may lead to the triggering of OBDII code B1316.

10. Is OBDII code B1316 a serious issue that requires immediate attention?

Yes, this code should be addressed promptly to prevent further electrical problems and potential damage to the vehicle's battery and electrical system.

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