B1259 Chevrolet Code - Solar Radiation Sensor Circuit Open
Quick Answer
Under normal operation, the solar radiation sensor receives a ground through the circuit. Common causes include Faulty Solar Radiation Sensor, Solar Radiation Sensor harness is open or shorted, Solar Radiation Sensor circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
- What it means
- B1259 Chevrolet indicates Solar Radiation Sensor Circuit Open.
- Common causes
- Common causes include Faulty Solar Radiation Sensor, Solar Radiation Sensor harness is open or shorted, Solar Radiation Sensor circuit poor electrical connection.
- Severity
- Low - monitor the vehicle and repair when practical.
- Can I drive?
- The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
Code B1259 Chevrolet Description
What are the Possible Causes of the DTC B1259 Chevrolet?
- Faulty Solar Radiation Sensor
- Solar Radiation Sensor harness is open or shorted
- Solar Radiation Sensor circuit poor electrical connection
- Faulty Electronic Automatic Temperature Control (EATC) Module
How to Fix the DTC B1259 Chevrolet?
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 B1259 Chevrolet 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 B1259 Chevrolet Code
1. What are the common symptoms of OBDII code B1259 Chevrolet (Solar Radiation Sensor Circuit Open)?
The common symptoms include erratic behavior of the automatic climate control system, inaccurate temperature readings on the display, and the air conditioning system not functioning properly.
2. What are the possible causes of OBDII code B1259 Chevrolet (Solar Radiation Sensor Circuit Open)?
The code can be triggered by a faulty solar radiation sensor, damaged wiring or connectors in the sensor circuit, or a malfunctioning climate control module.
3. How can I diagnose the issue related to OBDII code B1259 Chevrolet (Solar Radiation Sensor Circuit Open)?
To diagnose the problem, you can use a multimeter to test the sensor's resistance, check the wiring and connectors for any damage or corrosion, and perform a scan tool test to verify the sensor's operation.
4. Can I drive my Chevrolet with the OBDII code B1259 (Solar Radiation Sensor Circuit Open)?
While it may be possible to drive the vehicle with this code, it is recommended to address the issue promptly to ensure proper functioning of the climate control system.
5. How can I repair OBDII code B1259 Chevrolet (Solar Radiation Sensor Circuit Open)?
The repair process may involve replacing the solar radiation sensor, repairing or replacing damaged wiring or connectors, or reprogramming the climate control module as necessary.
6. Is it possible to reset the OBDII code B1259 Chevrolet (Solar Radiation Sensor Circuit Open) without fixing the underlying issue?
Resetting the code without addressing the root cause will likely result in the code reappearing once the system detects the issue again. It is best to resolve the problem to prevent further issues.
7. Can extreme weather conditions affect the solar radiation sensor and trigger OBDII code B1259 Chevrolet (Solar Radiation Sensor Circuit Open)?
Yes, extreme temperatures or exposure to direct sunlight over time can potentially damage the sensor or its wiring, leading to the circuit open fault.
8. Are there any preventive maintenance tips to avoid OBDII code B1259 Chevrolet (Solar Radiation Sensor Circuit Open)?
Regularly inspecting the sensor and its connections for any signs of damage, keeping the sensor clean from debris or obstructions, and addressing any climate control system issues promptly can help prevent this code from appearing.
9. How long does it typically take to repair OBDII code B1259 Chevrolet (Solar Radiation Sensor Circuit Open)?
The repair time can vary depending on the exact cause of the issue, but it may take anywhere from 30 minutes to a few hours to diagnose and fix the problem.
10. Can I replace the solar radiation sensor myself to resolve OBDII code B1259 Chevrolet (Solar Radiation Sensor Circuit Open)?
If you have experience working on automotive electrical systems and the necessary tools, you may be able to replace the sensor yourself. However, if you are unsure, it is recommended to seek professional assistance to ensure the repair is done correctly.
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