B1172 Code - Front Door Lock-Link Switch Left Unlock Circuit Malfunction
Quick Answer
The B1172 code indicates that there is a malfunction in the front door lock-link switch left unlock circuit of the vehicle. Common causes include Faulty front door lock-link switch, Damaged wiring in the unlock circuit, Malfunctioning door lock actuator. 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
- B1172 indicates Front Door Lock-Link Switch Left Unlock Circuit Malfunction.
- Common causes
- Common causes include Faulty front door lock-link switch, Damaged wiring in the unlock circuit, Malfunctioning door lock actuator.
- 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 B1172 Description
The B1172 code indicates that there is a malfunction in the front door lock-link switch left unlock circuit of the vehicle. This means that there is an issue with the electrical circuit that controls the unlocking mechanism of the front left door. The door may not unlock properly, leading to difficulty in entering or exiting the vehicle. This can be a safety concern as it may hinder quick exit in emergency situations. The malfunction could be caused by a faulty switch, wiring issues, or a problem with the door lock actuator.
Common Causes of B1172
- Faulty front door lock-link switch
- Damaged wiring in the unlock circuit
- Malfunctioning door lock actuator
- Corrosion or loose connections in the electrical system
- Water damage or exposure to moisture affecting the circuit
Symptoms of B1172
- Difficulty unlocking the front left door
- Inability to unlock the front left door remotely
- Unusual clicking or buzzing sounds when trying to unlock the door
- Door lock not responding to the key fob or central locking system
- Dashboard warning light indicating a door lock malfunction
How to Fix B1172
- Begin by diagnosing the specific cause of the issue using a diagnostic tool to pinpoint the malfunction.
- Inspect the front door lock-link switch, wiring, and door lock actuator for any visible signs of damage or wear.
- Replace the faulty component, whether it be the switch, wiring, or actuator, with a new part that matches the vehicle's specifications.
- Test the door lock system to ensure that the repair resolved the issue and that the front left door unlocks properly.
- Clear the diagnostic trouble codes from the vehicle's system to reset the error code and ensure that the repair was successful.
Cost to Fix B1172
The cost of repairing a front door lock-link switch left unlock circuit malfunction can vary depending on the specific cause of the issue and the make and model of the vehicle. Generally, the parts needed for the repair, such as a new switch or actuator, can range from $50 to $200. Labor costs at an auto repair shop can add an additional $100 to $300 to the total bill. Overall, the total repair cost for this issue may amount to approximately $150 to $500. Remember that labor rates and part prices can fluctuate, so it's advisable to get a few quotes from local auto repair shops to get a more accurate estimate.
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Code B1172 Information for Specific Makes
- B1172 Mazda — Front Door Lock-Link Switch Left Unlock Circuit Malfunction
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