Quick Answer

B1317 means: B1317 signals a malfunction in the Body Control Module regarding battery voltage.

Can I drive with B1317? Immediate attention recommended to avoid further complications.

Common Questions

What is B1317?

The diagnostic trouble code B1317 indicates a malfunction related to the Body Control Module (BCM), particularly linked to the battery voltage. This code is often seen in vehicles such as the 2010-2017 Ford Escape and other models from manufacturers like Ford and Lincoln. The BCM is responsible for controlling various electronic systems in your vehicle, including lighting, climate control, and security features. When it detects a voltage issue, it sets the B1317 code. In practical terms, this means you may experience issues like flickering lights, non-functional accessories, or even starting problems. If left unaddressed, the malfunction could lead to further electrical issues or complete system failure, which could hinder your vehicle's safety and functionality. Regular diagnostics and monitoring of your electrical systems can help catch this issue early before it escalates into a more serious problem. If you’re experiencing symptoms related to this code, it’s important to take action as soon as possible to ensure your vehicle operates smoothly and safely.

Symptoms

Common symptoms when B1317 is present:

• The check engine light stays illuminated, indicating a persistent issue with the BCM.
• Fluctuating or dimming headlights while driving, which can be distracting and hazardous.
• Power windows may operate intermittently or fail to respond, leading to inconvenience.
• The vehicle may fail to start occasionally, especially after long periods of inactivity.
• Interior lights may flicker or stay on longer than expected, draining the battery.

Possible Causes

Most common causes of B1317 (ordered by frequency):

1. {'cause': 'Faulty Body Control Module (BCM) - 40% likelihood: The BCM itself may fail due to age or electrical issues.', 'details': 'This is the most common cause, often resulting from exposure to moisture or electrical shorts.'}
2. {'cause': 'Corroded connectors or wiring - 25% likelihood: Connections to the BCM can corrode over time, causing voltage drops.', 'technicalExplanation': 'Corrosion can lead to poor electrical contact, which might trigger the B1317 code.'}
3. {'cause': 'Weak battery or alternator issues - 20% likelihood: A failing battery or alternator may not provide stable voltage.', 'preventionTips': 'Regularly check battery health and replace it every 3-5 years to prevent voltage-related issues.'}
4. {'cause': 'Software glitches - 10% likelihood: Occasionally, the BCM may have outdated software requiring an update.', 'seriousCause': 'This can lead to multiple electronic failures within the vehicle.'}
5. {'cause': 'Rare wiring harness damage - 5% likelihood: Damage to the wiring harness can disrupt signal transmission.', 'possibleCause': 'This may occur due to physical damage from wear and tear or accidents.'}

B1317 Repair Costs

Diagnostic Steps

Real Repair Case Studies