AutoCodes – Generic – B1333

B1333 Code - Decklid Ajar Rear Door Circuit Short To Battery

Quick Answer

The Body Control Module (BCM) monitors the Decklid Ajar Rear Door Switch. Common causes include Faulty Decklid Ajar Rear Door Switch, Decklid Ajar Rear Door Switch harness is open or shorted, Decklid Ajar Rear Door Switch 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: B1333 indicates Decklid Ajar Rear Door Circuit Short To Battery.
Common causes: Common causes include Faulty Decklid Ajar Rear Door Switch, Decklid Ajar Rear Door Switch harness is open or shorted, Decklid Ajar Rear Door Switch 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.

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Code Popularity 7,469

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Dec 12, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1333 Description

The Body Control Module (BCM) monitors the Decklid Ajar Rear Door Switch. The BCM sets the OBDII code when the Decklid Ajar Rear Door Switch is not to factory specifications.

OBDII Code B1333 - Decklid Ajar Rear Door Circuit Short To Battery - AutoCodes.com — B1333 Code - Decklid Ajar Rear Door Circuit Short To Battery

What does this mean?

What are the Possible Causes of the DTC B1333?

Faulty Decklid Ajar Rear Door Switch
Decklid Ajar Rear Door Switch harness is open or shorted
Decklid Ajar Rear Door Switch circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1333?

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 B1333 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.

Need more information about the B1333 code?

Need more information on how to fix the B1333 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1333 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1333 Buick — Lower Right Air Temperature Sensor
B1333 Cadillac — Lower Right Air Temperature Sensor
B1333 Chevrolet — Lower Right Air Temperature Sensor
B1333 GMC — Lower Right Air Temperature Sensor
B1333 Hyundai — Passenger-Side Front Impact Sensor Defect
B1333 KIA — Passenger-Side Front Impact Sensor Defect
B1333 Pontiac — Lower Right Air Temperature Sensor
B1333 Saturn — Lower Right Air Temperature Sensor

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B1333 Code

1. What are the common symptoms of OBDII code B1333?

- Common symptoms include the decklid or rear door not closing properly, interior lights staying on, and warning lights on the dashboard.

2. What can cause the OBDII code B1333 to appear?

- The code may appear due to a short circuit in the decklid ajar rear door circuit, a faulty sensor, a damaged wiring harness, or a malfunctioning control module.

3. How do I diagnose the OBDII code B1333?

- To diagnose the code, you can start by visually inspecting the wiring and connectors, checking for loose connections, and using a multimeter to test the circuit for shorts.

4. Can I still drive my vehicle with the OBDII code B1333 present?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to prevent further electrical problems.

5. How do I repair the OBDII code B1333?

- Repairing the code involves fixing the short circuit in the decklid ajar rear door circuit, replacing any damaged components, and resetting the fault code using a diagnostic tool.

6. Are there any DIY tips for resolving the OBDII code B1333?

- DIY tips include checking the decklid and rear door for any obstructions, ensuring they close properly, and inspecting the wiring for any visible damage.

7. Can weather conditions affect the appearance of OBDII code B1333?

- Yes, extreme weather conditions such as heavy rain or snow can increase the likelihood of moisture entering the circuit and causing a short to battery.

8. How can I prevent the OBDII code B1333 from reoccurring?

- Regularly checking the decklid and rear door for proper closure, keeping the wiring harness well-protected, and addressing any warning signs early can help prevent the code from reoccurring.

9. Is it necessary to visit a mechanic for the OBDII code B1333, or can I fix it myself?

- Depending on your level of automotive knowledge and experience, you may be able to fix the issue yourself by following repair guides and using diagnostic tools. However, seeking professional help is recommended if you are unsure.

10. Will resetting the OBDII code B1333 make it go away permanently?

- Resetting the code may temporarily clear it, but if the underlying issue causing the code is not addressed, it is likely to reappear. It is essential to diagnose and repair the root cause of the problem.