AutoCodes – Toyota – P0516 2016 Toyota RAV4

P0516 2016 Toyota RAV4 Code - Battery Temperature Sensor Circuit Low

Quick Answer

The battery temperature sensor built into the generator control ECU assembly detects the battery temperature. Common causes include Faulty Battery Temperature Sensor (Built into the Generator control ECU assembly), Battery Temperature Sensor harness is open or shorted, Battery Temperature Sensor circuit poor electrical connection. 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
P0516 2016 Toyota RAV4 indicates Battery Temperature Sensor Circuit Low.
Common causes
Common causes include Faulty Battery Temperature Sensor (Built into the Generator control ECU assembly), Battery Temperature Sensor harness is open or shorted, Battery Temperature Sensor circuit poor electrical connection.
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 226
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 06, 2024
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Code P0516 2016 Toyota RAV4 Description

The battery temperature sensor built into the generator control ECU assembly detects the battery temperature. A thermistor is integrated into the battery temperature sensor, and the resistance of the thermistor changes according to the battery temperature. The resistance of the thermistor increases as the battery temperature decreases and decreases as the temperature increases. The generator control ECU assembly reduces the amount of charging current based on this signal in order to protect the battery. The Diagnostic Trouble Code (DTC) will be set when the battery temperature sensor output value is abnormally low for 0.5 seconds or more with the ignition switch ON.
OBDII Code P0516 2016 Toyota RAV4 - Battery Temperature Sensor Circuit Low - AutoCodes.com
P0516 2016 Toyota RAV4 Code - Battery Temperature Sensor Circuit Low

What are the Possible Causes of the DTC P0516 2016 Toyota RAV4?

  • Faulty Battery Temperature Sensor (Built into the Generator control ECU assembly)
  • Battery Temperature Sensor harness is open or shorted
  • Battery Temperature Sensor circuit poor electrical connection

How to Fix the DTC P0516 2016 Toyota RAV4?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0516 2016 Toyota RAV4 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 P0516 2016 Toyota RAV4 code?

Need more information on how to fix the P0516 2016 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0516 2016 Toyota RAV4 code diagnosed by a professional: Find a repair shop in your area

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 P0516 2016 Toyota RAV4 Code

1. What does the OBDII code P0516 mean on a 2016 Toyota RAV4?

P0516 indicates a "Battery Temperature Sensor Circuit Low," meaning the vehicle's battery temperature sensor is detecting a temperature or voltage reading outside the expected range.

2. What are the common symptoms of code P0516 in a 2016 Toyota RAV4?

Symptoms may include the check engine light turning on, erratic charging system behavior, difficulty starting the vehicle, or reduced battery performance.

3. What causes the P0516 code to appear in a 2016 Toyota RAV4?

This code can be triggered by a faulty battery temperature sensor, damaged wiring or connectors, corrosion in the sensor circuit, or a malfunctioning engine control module (ECM).

4. Can a bad battery cause the P0516 code on a 2016 Toyota RAV4?

Yes, a failing or improperly functioning battery can cause irregular readings from the battery temperature sensor, which may trigger the P0516 code.

5. How do you fix the P0516 code on a 2016 Toyota RAV4?

Repairs may involve replacing the battery temperature sensor, repairing or replacing damaged wiring, cleaning corroded connections, or, in rare cases, reprogramming or replacing the ECM.

6. Where is the battery temperature sensor located on a 2016 Toyota RAV4?

The battery temperature sensor is typically located near the vehicle's battery, often integrated into the battery tray or housing.

7. Can you drive a 2016 Toyota RAV4 with the P0516 code?

While the vehicle may still be drivable, ignoring the P0516 code could lead to improper battery charging and potential damage to the electrical system over time.

8. How much does it cost to fix the P0516 code on a 2016 Toyota RAV4?

Repair costs vary but typically range from $100 to $300, depending on whether the issue is with the sensor, wiring, or other related components.

9. How can you prevent the P0516 code from recurring in a 2016 Toyota RAV4?

Regularly inspect and clean the battery terminals, ensure the battery is in good condition, and check the wiring and connections for signs of wear or corrosion.

10. Can a scan tool help diagnose the P0516 code on a 2016 Toyota RAV4?

Yes, an OBDII scan tool can help confirm the P0516 code and provide live data from the battery temperature sensor to aid in diagnosing the issue.

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