B1428 Lexus Code - Rear Solar Sensor Circuit
Quick Answer
The Diagnostic Trouble Code (DTC) will be set when a photodiode in the A/C Rear Solar Sensor detects solar radiation and sends signals to the A/C Amplifier. Common causes include Faulty A/C Rear Solar Sensor, A/C Rear Solar Sensor harness is open or shorted, A/C Rear Solar 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
- B1428 Lexus indicates Rear Solar Sensor Circuit.
- Common causes
- Common causes include Faulty A/C Rear Solar Sensor, A/C Rear Solar Sensor harness is open or shorted, A/C Rear Solar 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.
Code B1428 Lexus Description
What are the Possible Causes of the DTC B1428 Lexus?
- Faulty A/C Rear Solar Sensor
- A/C Rear Solar Sensor harness is open or shorted
- A/C Rear Solar Sensor circuit poor electrical connection
- Faulty A/C Amplifier
How to Fix the DTC B1428 Lexus?
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 B1428 Lexus 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.
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Frequently Asked Questions about B1428 Lexus Code
1. What are the common symptoms of OBDII code B1428 in a Lexus related to the Rear Solar Sensor Circuit?
- Common symptoms include erratic or malfunctioning automatic headlights, inconsistent brightness adjustments, or the automatic headlights failing to turn on or off as expected.
2. What could cause the OBDII code B1428 in a Lexus related to the Rear Solar Sensor Circuit?
- The code B1428 in a Lexus could be triggered by a faulty rear solar sensor, damaged wiring or connectors in the circuit, or issues with the sensor calibration.
3. How can I diagnose the OBDII code B1428 in a Lexus related to the Rear Solar Sensor Circuit?
- To diagnose the issue, you can use an OBDII scanner to read the specific code, visually inspect the rear solar sensor and wiring for any visible damage, and perform a calibration check on the sensor.
4. What are some repair tips for fixing the OBDII code B1428 in a Lexus related to the Rear Solar Sensor Circuit?
- Repair tips include checking and repairing any damaged wiring or connectors, replacing the rear solar sensor if it is faulty, and ensuring the sensor is properly calibrated after installation.
5. Can I drive my Lexus with the OBDII code B1428 related to the Rear Solar Sensor Circuit?
- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to ensure proper functioning of the automatic headlights and lighting system.
6. How much does it cost to repair the OBDII code B1428 in a Lexus related to the Rear Solar Sensor Circuit?
- The cost of repair can vary depending on the specific cause of the issue, but it may involve the cost of a new rear solar sensor, wiring repairs, and labor charges for calibration and installation.
7. Is the OBDII code B1428 in a Lexus related to the Rear Solar Sensor Circuit a common issue?
- While not extremely common, issues with the rear solar sensor circuit leading to the B1428 code can occur in Lexus vehicles, especially in older models or due to environmental factors.
8. Can I reset the OBDII code B1428 related to the Rear Solar Sensor Circuit in my Lexus without repairing the issue?
- While you can clear the code temporarily using an OBDII scanner, it is recommended to diagnose and repair the underlying problem to ensure the proper functioning of the lighting system.
9. Are there any recalls or technical service bulletins related to the OBDII code B1428 in a Lexus?
- It's advisable to check with a Lexus dealership or visit the manufacturer's website to inquire about any recalls or technical service bulletins related to the B1428 code in your specific Lexus model.
10. Can weather conditions affect the triggering of the OBDII code B1428 in a Lexus related to the Rear Solar Sensor Circuit?
- Extreme weather conditions, such as prolonged exposure to direct sunlight or heavy rain, can potentially impact the performance of the rear solar sensor and lead to the triggering of the B1428 code.
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