B1326 Code - Door Ajar Lamp Circuit Short To Ground
Quick Answer
The B1326 diagnostic trouble code (DTC) indicates that there is a short circuit to ground in the door ajar lamp circuit. Common causes include Faulty door ajar switch, Wiring harness damage or short circuit, Corrosion in the door ajar circuit. 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
- B1326 indicates Door Ajar Lamp Circuit Short To Ground.
- Common causes
- Common causes include Faulty door ajar switch, Wiring harness damage or short circuit, Corrosion in the door ajar circuit.
- 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 B1326 Description
The B1326 diagnostic trouble code (DTC) indicates that there is a short circuit to ground in the door ajar lamp circuit. This code is typically found in vehicles equipped with a door ajar warning system that alerts the driver when one of the doors is not properly closed. The door ajar lamp circuit is responsible for monitoring the status of the doors and triggering the warning light on the dashboard when a door is detected as open.
Common Causes of B1326
- Faulty door ajar switch.
- Wiring harness damage or short circuit.
- Corrosion in the door ajar circuit.
- Faulty control module.
- Loose or damaged connectors in the circuit.
Symptoms of B1326
- Door ajar warning light stays on even when all doors are closed.
- No warning light on the dashboard when a door is actually open.
- Interior lights do not turn off when all doors are closed.
- Power door locks may not operate correctly.
- Battery drain due to constant power draw from the short circuit.
How to Fix B1326
- Begin by visually inspecting the wiring harness for any signs of damage, corrosion, or wear. Repair or replace any damaged wiring as necessary.
- Check the door ajar switches in each door for proper operation. Replace any faulty switches.
- Test the control module for proper function and replace if necessary.
- Check all connectors in the circuit for looseness or damage. Repair or replace as needed.
- Clear the DTC and test the system to ensure the door ajar warning light functions correctly.
Cost to Fix B1326
The cost of repairing a B1326 code can vary depending on the specific cause of the issue. In general, the repair costs for this type of electrical issue can range from $100 to $300, including parts and labor. However, it is important to note that labor rates can vary widely depending on the location, vehicle make and model, and the expertise of the technician. It is recommended to consult with a professional mechanic to get an accurate estimate for your specific situation.
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Code B1326 Information for Specific Makes
- B1326 Hyundai — Driver-Side Front Impact Sensor Short to Ground
- B1326 KIA — Driver-Side Front Impact Sensor Short to Ground
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