B1261 GMC Code - Solar Radiation Sensor Circuit Short To Ground
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
- B1261 GMC indicates Solar Radiation Sensor Circuit Short To Ground.
- 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 B1261 GMC Description
What are the Possible Causes of the DTC B1261 GMC?
- 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 B1261 GMC?
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 B1261 GMC 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 B1261 GMC Code
1. What are the common symptoms of OBDII code B1261 GMC (Solar Radiation Sensor Circuit Short To Ground)?
- The common symptoms include erratic readings from the solar radiation sensor, inaccurate ambient light detection, and potential issues with automatic headlight control.
2. What can cause the OBDII code B1261 GMC to trigger?
- The code B1261 GMC may be triggered by a short to ground in the circuit connected to the solar radiation sensor, a faulty sensor, or damaged wiring.
3. How can I diagnose the cause of the Solar Radiation Sensor Circuit Short To Ground issue?
- To diagnose the issue, you can perform a visual inspection of the sensor and its wiring, check for any visible damage or corrosion, and use a multimeter to test for a short to ground in the circuit.
4. Are there any DIY repair tips for fixing the Solar Radiation Sensor Circuit Short To Ground problem?
- DIY repair tips include checking and repairing any damaged wiring, replacing the solar radiation sensor if faulty, and clearing the trouble codes with an OBDII scanner after the repair.
5. Can the Solar Radiation Sensor Circuit Short To Ground issue affect other vehicle systems?
- Yes, the Solar Radiation Sensor Circuit Short To Ground issue can affect other systems that rely on ambient light detection, such as automatic headlights, climate control systems, and automatic windshield wipers.
6. Is it safe to continue driving with the Solar Radiation Sensor Circuit Short To Ground problem?
- It is generally safe to continue driving with this issue, but it is recommended to address the problem promptly to prevent any inconvenience or potential issues with related vehicle systems.
7. How much does it typically cost to repair the Solar Radiation Sensor Circuit Short To Ground problem?
- The cost of repairing the Solar Radiation Sensor Circuit Short To Ground issue can vary depending on the root cause, but it may range from $100 to $300 for parts and labor at a repair shop.
8. Can a Solar Radiation Sensor Circuit Short To Ground problem be prevented?
- Regular maintenance and inspection of the solar radiation sensor and its wiring can help prevent issues like circuit shorts or sensor failures that trigger the B1261 OBDII code.
9. Will resetting the vehicle's computer clear the B1261 GMC trouble code?
- Yes, resetting the vehicle's computer with an OBDII scanner after addressing the Solar Radiation Sensor Circuit Short To Ground issue should clear the B1261 trouble code from the system.
10. Does the Solar Radiation Sensor Circuit Short To Ground problem require specialized tools for repair?
- While specialized tools are not always necessary, having a multimeter and basic automotive tools can help diagnose and repair the Solar Radiation Sensor Circuit Short To Ground problem effectively.
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