AutoCodes – Cadillac – B3132 Cadillac

B3132 Cadillac Code - All Door Unlock Circuit Low

Quick Answer

The outputs to the door lock actuators are controlled by the Body Control Module (BCM). Common causes include Faulty Inoperative Door Lock Actuator, Inoperative Door Lock Actuator harness is open or shorted, Inoperative Door Lock Actuator 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
B3132 Cadillac indicates All Door Unlock Circuit Low.
Common causes
Common causes include Faulty Inoperative Door Lock Actuator, Inoperative Door Lock Actuator harness is open or shorted, Inoperative Door Lock Actuator 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 446
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 04, 2020
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Code B3132 Cadillac Description

The outputs to the door lock actuators are controlled by the Body Control Module (BCM). When the BCM receives a lock input from a door lock switch, or a keyless entry transmitter, it applies battery positive voltage to the door lock actuator lock control circuit, a ground to the door lock actuator unlock control, and the driver door lock actuator unlock control circuits. When the BCM receives an unlock input from a door lock switch, it applies battery positive voltage to the door lock actuator unlock control, the driver door lock actuator unlock control circuits, and a ground to the door lock actuator lock control circuit. When the BCM receives a single Unlock input from a keyless entry transmitter, it applies battery positive voltage to the driver door lock actuator unlock control circuit and a ground to the door lock actuator lock control circuit to unlock the driver door. A second Unlock input from the transmitter applies battery positive voltage to the door lock actuator unlock control circuit, and a ground to the door lock actuator lock control circuit to unlock the passenger door or doors.
OBDII Code B3132 Cadillac - All Door Unlock Circuit Low - AutoCodes.com
B3132 Cadillac Code - All Door Unlock Circuit Low

What are the Possible Causes of the DTC B3132 Cadillac?

  • Faulty Inoperative Door Lock Actuator
  • Inoperative Door Lock Actuator harness is open or shorted
  • Inoperative Door Lock Actuator circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B3132 Cadillac?

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 B3132 Cadillac 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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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 B3132 Cadillac Code

1. What are the common symptoms of OBDII code B3132 (Cadillac) - All Door Unlock Circuit Low?

- Common symptoms include difficulty unlocking all doors remotely, intermittent power door lock issues, and inoperative key fob functions.

2. What can cause the OBDII code B3132 (Cadillac) - All Door Unlock Circuit Low?

- Possible causes of this code include a faulty door lock actuator, damaged wiring harness, poor electrical connections, or a malfunctioning body control module.

3. How can I diagnose the OBDII code B3132 (Cadillac) - All Door Unlock Circuit Low?

- Diagnose the code by inspecting the door lock actuators, checking the wiring for damage, testing the electrical connections, and using a diagnostic scan tool to monitor the body control module.

4. What are some repair tips for fixing the OBDII code B3132 (Cadillac) - All Door Unlock Circuit Low?

- Repair tips include replacing faulty door lock actuators, repairing or replacing damaged wiring, ensuring proper electrical connections, and reprogramming the body control module if necessary.

5. Can I drive my Cadillac with the OBDII code B3132 - All Door Unlock Circuit Low?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to avoid inconvenience and potential security concerns.

6. How much does it cost to fix the OBDII code B3132 (Cadillac) - All Door Unlock Circuit Low?

- The cost of fixing this code can vary depending on the specific cause of the issue, but it may involve parts and labor expenses ranging from $100 to $500 or more.

7. Will resetting the OBDII code B3132 (Cadillac) - All Door Unlock Circuit Low make it go away permanently?

- Resetting the code may temporarily clear the warning, but if the underlying issue is not addressed, the code is likely to reappear. It is important to diagnose and fix the root cause of the problem.

8. Can a DIY enthusiast fix the OBDII code B3132 (Cadillac) - All Door Unlock Circuit Low?

- Depending on their skill level, a DIY enthusiast may be able to diagnose and repair this code by following repair guides or videos. However, complex electrical issues may require professional assistance.

9. Are there any recalls related to the OBDII code B3132 (Cadillac) - All Door Unlock Circuit Low?

- It is advisable to check with Cadillac dealership or the National Highway Traffic Safety Administration (NHTSA) for any recalls related to this specific OBDII code to determine if the issue is covered under a manufacturer's recall.

10. How can I prevent the OBDII code B3132 (Cadillac) - All Door Unlock Circuit Low from occurring again?

- To prevent the code from reoccurring, regularly inspect and maintain the door lock actuators, ensure proper wiring connections, and promptly address any electrical issues in the vehicle.

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