B1350 Code - Heated Backlite Relay Short To Ground
Quick Answer
The B1350 diagnostic trouble code indicates that there is a short to ground in the heated backlite relay circuit. Common causes include Faulty heated backlite relay, Short circuit in the wiring harness, Corrosion or damage to the relay connector. 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
- B1350 indicates Heated Backlite Relay Short To Ground.
- Common causes
- Common causes include Faulty heated backlite relay, Short circuit in the wiring harness, Corrosion or damage to the relay connector.
- 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 B1350 Description
The B1350 diagnostic trouble code indicates that there is a short to ground in the heated backlite relay circuit. This means that the relay responsible for controlling the heated back window (rear windshield defroster) is not functioning correctly and is sending a signal to ground when it shouldn't be. This can result in the heated back window not working properly, which can be a safety hazard, especially in cold or humid weather conditions. The relay is an electrical component that controls the flow of electricity to the heated back window, and a short to ground can disrupt this process.
Common Causes of B1350
- Faulty heated backlite relay
- Short circuit in the wiring harness
- Corrosion or damage to the relay connector
- Faulty back window defroster grid
- Electrical issues in the vehicle's system
Symptoms of B1350
- Heated back window not working at all
- Heated back window working intermittently
- Fuse for heated back window blowing repeatedly
- Backlite relay getting hot to the touch
- Dashboard warning light related to heated back window system
How to Fix B1350
- Start by inspecting the backlite relay and its wiring for any visible signs of damage or corrosion.
- Test the relay using a multimeter to check for proper functionality.
- Check the wiring harness for any shorts or breaks and repair or replace as needed.
- Inspect the back window defroster grid for any damage or disconnection and repair if necessary.
- Clear the trouble code from the vehicle's computer system using a diagnostic tool.
Cost to Fix B1350
The cost of repairing a heated backlite relay short to ground can vary depending on the extent of the damage and the specific components that need to be replaced. On average, the parts for this repair can range from $50 to $150, while the labor costs can be between $100 and $200. Therefore, the total cost of repairing this issue may range from $150 to $350. It is important to note that these are just rough estimates, and actual costs may vary based on various factors. It is recommended to consult with a trusted auto repair shop for a more accurate cost estimate.
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Code B1350 Information for Specific Makes
- B1350 Acura — Communication Bus Line Error
- B1350 Honda — Communication Bus Line Error
- B1350 Infiniti — Front Door Satellite Sensors Left/Right Out Specifications
- B1350 Nissan — Front Door Satellite Sensors Left/Right Out Specifications
Frequently Asked Questions about B1350 Code
1. What are the common symptoms of OBDII code B1350 (Heated Backlite Relay Short To Ground)?
- The common symptoms include a malfunctioning rear defroster, inoperative heated backlite, and possibly a blown fuse.
2. What are the possible causes of OBDII code B1350?
- The code B1350 may be triggered by a short to ground in the wiring, a faulty heated backlite relay, or a damaged rear defroster grid.
3. How can I diagnose the cause of OBDII code B1350?
- A thorough visual inspection of the rear defroster components, checking the wiring for shorts, and testing the heated backlite relay with a multimeter can help diagnose the issue.
4. Can I drive my vehicle with OBDII code B1350?
- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to ensure proper operation of the rear defroster.
5. How can I repair OBDII code B1350 (Heated Backlite Relay Short To Ground)?
- Repair options may include repairing the damaged wiring, replacing the heated backlite relay, or repairing the rear defroster grid if necessary.
6. Is it possible to reset OBDII code B1350 without repairs?
- Resetting the code without addressing the underlying issue will likely result in it reappearing. It is recommended to diagnose and repair the problem first.
7. Can extreme weather conditions cause OBDII code B1350 to trigger?
- Yes, extreme temperature changes or physical damage to the rear defroster components due to weather conditions can potentially trigger the B1350 code.
8. Are there any preventive measures to avoid OBDII code B1350 in the future?
- Regularly inspecting the rear defroster components, avoiding physical damage, and ensuring proper wiring connections can help prevent the recurrence of this code.
9. How long does it typically take to repair OBDII code B1350?
- The repair time for this code can vary depending on the extent of the damage and the availability of replacement parts, but it is generally a relatively quick fix.
10. Can a DIY enthusiast repair OBDII code B1350, or should it be done by a professional?
- Depending on the individual's skill level and knowledge of automotive electrical systems, a DIY enthusiast may be able to repair this code. However, if unsure, it is recommended to seek professional assistance.
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