B1372 Lincoln Code - Left Rear Door Handle Unlock Circuit No Sub Type Information
Quick Answer
The B1372 diagnostic trouble code (DTC) for Lincoln vehicles specifically refers to an issue with the left rear door handle unlock circuit. Common causes include Wiring harness issues, such as a short circuit or open circuit in the left rear door handle unlock circuit, Faulty door handle switch or actuator, Malfunctioning control module that controls the door locking system. 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
- B1372 Lincoln indicates Left Rear Door Handle Unlock Circuit No Sub Type Information.
- Common causes
- Common causes include Wiring harness issues, such as a short circuit or open circuit in the left rear door handle unlock circuit, Faulty door handle switch or actuator, Malfunctioning control module that controls the door locking system.
- 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 B1372 Lincoln Description
The B1372 diagnostic trouble code (DTC) for Lincoln vehicles specifically refers to an issue with the left rear door handle unlock circuit. This code indicates that there is a malfunction in the circuit that controls the unlocking mechanism of the left rear door handle. This can lead to difficulties in unlocking the left rear door, potentially causing inconvenience for passengers trying to enter or exit the vehicle.
Common Causes of B1372 Lincoln
- Wiring harness issues, such as a short circuit or open circuit in the left rear door handle unlock circuit.
- Faulty door handle switch or actuator.
- Malfunctioning control module that controls the door locking system.
- Corrosion or damage to electrical connections in the circuit.
- Water or moisture intrusion causing electrical problems in the door handle mechanism.
Symptoms of B1372 Lincoln
- Difficulty in unlocking the left rear door.
- Inconsistent operation of the left rear door handle.
- Unusual clicking or buzzing noises when trying to unlock the door.
- Warning light on the dashboard indicating a door lock malfunction.
- Inability to unlock the left rear door remotely using the key fob.
How to Fix B1372 Lincoln
- Begin by conducting a thorough inspection of the left rear door handle unlock circuit to identify any visible damage or issues.
- Use a multimeter to test the continuity of the wiring in the circuit to pinpoint any open or short circuits.
- Check the door handle switch and actuator for proper operation and replace if necessary.
- Inspect the control module for any signs of malfunction and replace if needed.
- Clear the DTC from the vehicle's computer system and test the left rear door handle to ensure it unlocks smoothly and consistently.
Cost to Fix B1372 Lincoln
The typical repair costs for resolving the B1372 code related to the left rear door handle unlock circuit can vary depending on the specific cause of the issue. In general, the cost of parts such as a new door handle switch, actuator, or control module can range from $50 to $200 or more. Additionally, labor costs at auto repair shops typically range from $80 to $150 per hour.
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Frequently Asked Questions about B1372 Lincoln Code
1. What does the OBDII code B1372 mean on a Lincoln?
The code B1372 indicates an issue with the left rear door handle unlock circuit, where the system has detected a fault, but no specific subtype information is available.
2. What are the common symptoms of the B1372 code?
Symptoms include the left rear door not unlocking electronically, intermittent unlocking issues, or no response when using the door handle or key fob.
3. What causes the B1372 code on a Lincoln vehicle?
Common causes include a faulty door handle sensor, damaged wiring or connectors in the unlock circuit, or a malfunctioning door control module.
4. How do I diagnose the B1372 code?
Start by inspecting the wiring and connectors for damage or corrosion, test the left rear door handle sensor, and check the door control module for proper operation.
5. Can I still drive my Lincoln with the B1372 code active?
Yes, the vehicle is still drivable, but the left rear door may not unlock electronically, which could be inconvenient or a safety concern.
6. How do I fix the B1372 code on a Lincoln?
Repairs may include replacing the left rear door handle sensor, repairing damaged wiring, or reprogramming or replacing the door control module.
7. Is the B1372 code specific to Lincoln vehicles?
While the code can appear on other vehicles, its specifics and repair steps may vary; always consult the repair manual for your Lincoln model.
8. What tools are needed to troubleshoot the B1372 code?
You’ll need an OBDII scanner, a multimeter to check the wiring, and possibly a diagnostic tool specific to your Lincoln model for module testing.
9. How much does it cost to repair a B1372 code?
Repair costs can range from $50 to $500 depending on whether you need to replace the door handle sensor, repair wiring, or replace the door control module.
10. Can I clear the B1372 code without fixing the problem?
Clearing the code with an OBDII scanner is possible, but the issue will likely return if the underlying problem is not resolved.
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