AutoCodes – Jeep – P1492 Jeep

P1492 Jeep Code - Battery Temperature Sensor Voltage Too high

Quick Answer

With the key on or engine running, then the Powertrain Control Module (PCM) detects that the Battery Temperature Sensor (BTS) value was more than 4.9v for 3 seconds. Common causes include Faulty Battery Temperature Sensor, 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: P1492 Jeep indicates Battery Temperature Sensor Voltage Too high.
Common causes: Common causes include Faulty Battery Temperature Sensor, 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 36,993

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 25, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1492 Jeep Description

With the key on or engine running, then the Powertrain Control Module (PCM) detects that the Battery Temperature Sensor (BTS) value was more than 4.9v for 3 seconds.

OBDII Code P1492 Jeep - Battery Temperature Sensor Voltage Too high - AutoCodes.com — P1492 Jeep Code - Battery Temperature Sensor Voltage Too high

What does this mean?

What are the Possible Causes of the DTC P1492 Jeep?

Faulty Battery Temperature Sensor
Battery Temperature Sensor harness is open or shorted
Battery Temperature Sensor circuit poor electrical connection

How to Fix the DTC P1492 Jeep?

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 P1492 Jeep 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 P1492 Jeep code?

Need more information on how to fix the P1492 Jeep code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1492 Jeep 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 P1492 Jeep Code

1. What are the common symptoms of OBDII code P1492 in a Jeep related to the Battery Temperature Sensor Voltage Too high?

- Common symptoms include the illumination of the Check Engine Light, issues with battery performance, and potential overheating of the battery.

2. What are the possible causes of OBDII code P1492 in a Jeep indicating Battery Temperature Sensor Voltage Too high?

- The code may be triggered by a faulty battery temperature sensor, a malfunctioning sensor circuit, or issues with the sensor's wiring or connectors.

3. How can I diagnose the OBDII code P1492 in a Jeep to confirm the Battery Temperature Sensor Voltage Too high issue?

- Diagnosis typically involves using a scan tool to retrieve the specific code, checking the battery temperature sensor, inspecting the wiring, and testing the sensor's voltage readings.

4. Can I continue driving my Jeep with the OBDII code P1492 indicating Battery Temperature Sensor Voltage Too high?

- It is not recommended to ignore this code, as it can lead to potential battery issues or overheating. It is advisable to address the problem promptly.

5. What are the repair options for fixing OBDII code P1492 in a Jeep due to Battery Temperature Sensor Voltage Too high?

- Repair options may include replacing the battery temperature sensor, repairing any damaged wiring or connectors, and clearing the code from the vehicle's system.

6. How much does it typically cost to repair OBDII code P1492 in a Jeep related to Battery Temperature Sensor Voltage Too high?

- The cost of repair can vary depending on the exact cause of the issue and the labor rates in your area. It is advisable to consult with a mechanic for a more accurate estimate.

7. Can a DIY enthusiast fix OBDII code P1492 in a Jeep indicating Battery Temperature Sensor Voltage Too high?

- Depending on your mechanical skills and access to tools, you may be able to address the issue yourself by following repair guides or tutorials specific to your Jeep model.

8. Are there any preventive measures to avoid OBDII code P1492 in a Jeep due to Battery Temperature Sensor Voltage Too high in the future?

- Regular maintenance, such as checking the battery temperature sensor during routine inspections, can help prevent issues that trigger this code.

9. Will resetting the Check Engine Light resolve the OBDII code P1492 in a Jeep caused by Battery Temperature Sensor Voltage Too high?

- Resetting the light may temporarily turn it off, but it will not fix the underlying problem. The issue should be diagnosed and repaired to prevent further issues.

10. How urgent is it to address OBDII code P1492 in a Jeep related to Battery Temperature Sensor Voltage Too high?

- While it may not cause an immediate breakdown, addressing the issue promptly is recommended to prevent potential damage to the battery and ensure the vehicle's optimal performance.