AutoCodes – Generic – B2427

B2427 Code - Passenger Solar Radiation Sensor Circuit Short to Ground

Quick Answer

The Body Control Module (BCM) monitors the Passenger Solar Radiation Sensor. Common causes include Faulty Passenger Solar Radiation Sensor, Passenger Solar Radiation Sensor harness is open or shorted, Passenger Solar Radiation 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: B2427 indicates Passenger Solar Radiation Sensor Circuit Short to Ground.
Common causes: Common causes include Faulty Passenger Solar Radiation Sensor, Passenger Solar Radiation Sensor harness is open or shorted, Passenger Solar Radiation 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 9,558

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 Dec 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2427 Description

The Body Control Module (BCM) monitors the Passenger Solar Radiation Sensor. The BCM sets the OBDII code when the Passenger Solar Radiation Sensor is not to factory specifications.

OBDII Code B2427 - Passenger Solar Radiation Sensor Circuit Short to Ground - AutoCodes.com — B2427 Code - Passenger Solar Radiation Sensor Circuit Short to Ground

What does this mean?

What are the Possible Causes of the DTC B2427?

Faulty Passenger Solar Radiation Sensor
Passenger Solar Radiation Sensor harness is open or shorted
Passenger Solar Radiation Sensor circuit poor electrical connection

How to Fix the DTC B2427?

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 B2427 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 B2427 code?

Need more information on how to fix the B2427 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2427 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B2427 Infiniti — Automatic Back Door Encoder
B2427 Lexus — CAN Communication Malfunction
B2427 Nissan — Automatic Back Door Encoder
B2427 Toyota — CAN Communication Malfunction

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 B2427 Code

1. What are the common symptoms of OBDII code B2427?

- Common symptoms of OBDII code B2427 may include erratic readings from the passenger solar radiation sensor, inaccurate cabin temperature readings, and issues with the automatic climate control system.

2. What are the possible causes of OBDII code B2427?

- Possible causes of OBDII code B2427 include a short to ground in the passenger solar radiation sensor circuit, damaged wiring or connectors, or a faulty passenger solar radiation sensor.

3. How can I diagnose the cause of OBDII code B2427?

- To diagnose OBDII code B2427, you can start by visually inspecting the wiring and connectors for any visible damage. You can also use a multimeter to test for continuity and resistance in the circuit and check the sensor for proper operation.

4. Can I drive my vehicle with OBDII code B2427?

- It is generally safe to drive your vehicle with OBDII code B2427, but you may experience issues with the climate control system and inaccurate readings from the passenger solar radiation sensor.

5. How do I repair OBDII code B2427?

- To repair OBDII code B2427, you may need to repair any damaged wiring or connectors in the passenger solar radiation sensor circuit, replace the passenger solar radiation sensor if faulty, and clear the code with an OBDII scanner.

6. Can a DIY enthusiast fix OBDII code B2427?

- Depending on your experience and knowledge of automotive electrical systems, a DIY enthusiast may be able to diagnose and repair OBDII code B2427. However, if you are unsure, it is recommended to seek professional help.

7. Will OBDII code B2427 affect my vehicle's performance?

- OBDII code B2427 is unlikely to affect your vehicle's performance directly, but it may impact the accuracy of the climate control system and passenger comfort.

8. How much does it cost to fix OBDII code B2427?

- The cost to fix OBDII code B2427 can vary depending on the underlying cause. Repair costs may include labor charges and the price of any replacement parts needed, such as a new passenger solar radiation sensor.

9. Is OBDII code B2427 a common issue in certain vehicle models?

- OBDII code B2427 may be more common in vehicles equipped with a passenger solar radiation sensor, particularly in models with advanced climate control systems that rely on solar radiation data.

10. Can OBDII code B2427 be prevented in the future?

- While some causes of OBDII code B2427 may be related to wear and tear, regular maintenance and inspections of the climate control system can help prevent issues like a short to ground in the passenger solar radiation sensor circuit.