B3895 Chevrolet Code - Deck Lid Ajar Siwtch Signal Circuit Low
Quick Answer
Rear compartment occupant sensor is connected to battery voltage and ground at all times. Common causes include Faulty Deck Lid Ajar Siwtch, Deck Lid Ajar Siwtch harness is open or shorted, Deck Lid Ajar Siwtch circuit poor electrical connection. 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
- B3895 Chevrolet indicates Deck Lid Ajar Siwtch Signal Circuit Low.
- Common causes
- Common causes include Faulty Deck Lid Ajar Siwtch, Deck Lid Ajar Siwtch harness is open or shorted, Deck Lid Ajar Siwtch circuit poor electrical connection.
- 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.
Code B3895 Chevrolet Description
Rear compartment occupant sensor can be disabled by pressing disable switch on rear compartment occupant sensor and holding for 2 seconds. BCM will command trunk ajar telltale on for one minute with each ignition on signal while rear compartment occupant sensor is disabled. Once deck lid is opened, rear compartment occupant sensor will reset to on and resume normal operation. Rear compartment occupant sensor can also be enabled inside of rear compartment with ignition on or off by pressing disable switch. Deck lid ajar switch signal circuit is used for rear compartment occupant sensor class 2 data.
The Diagnostic Trouble Code (DTC) sets when BCM detects short to ground in trunk ajar switch signal circuit for greater than 2 seconds.
What are the Possible Causes of the DTC B3895 Chevrolet?
- Faulty Deck Lid Ajar Siwtch
- Deck Lid Ajar Siwtch harness is open or shorted
- Deck Lid Ajar Siwtch circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B3895 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 B3895 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 B3895 Chevrolet Code
What does the OBDII code B3895 mean for a Chevrolet vehicle?
B3895 indicates a low signal from the deck lid ajar switch circuit, which monitors whether the trunk lid is closed or open.
What are the common symptoms of the B3895 code?
Common symptoms include the trunk light not turning off, trunk open warning light illuminated on the dashboard, or issues with the vehicle’s security system.
What could cause the B3895 code to trigger?
The code can be triggered by a faulty deck lid ajar switch, damaged wiring, poor connections, or issues in the vehicle’s body control module.
How can I diagnose the B3895 code?
Start by visually inspecting the deck lid ajar switch and wiring for damage or corrosion. Use a multimeter to test the switch for proper function, and check for any loose connections.
What is the recommended repair for the B3895 code?
Repair may involve replacing the faulty deck lid ajar switch, fixing any damaged wiring, or ensuring clean and secure connections in the circuit.
Can I drive my Chevrolet with the B3895 code active?
While you can drive the vehicle, it’s advisable to address the issue promptly to avoid potential problems with the trunk’s functionality or security features.
How much does it typically cost to repair the B3895 code?
Repair costs can vary widely depending on whether it’s a simple switch replacement or involves more extensive wiring repairs, generally ranging from $50 to $200.
Is it safe to ignore the B3895 code?
Ignoring the B3895 code is not recommended, as it can lead to further electrical issues or affect the operation of your vehicle’s security system.
Will clearing the B3895 code resolve the issue?
Clearing the code may temporarily turn off the warning lights, but if the underlying issue isn’t fixed, the code will likely reappear.
Discuss the causes and fixes for B3895 Chevrolet OBDII Code
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