U112C Chrysler Code - Lost Communication With Transfer Case Switch Bank Module
Quick Answer
The U112C Chrysler code indicates that there is a communication problem between the vehicle's onboard computer system and the Transfer Case Switch Bank Module. Common causes include Corrosion or damage to wiring harness connected to the Transfer Case Switch Bank Module, Faulty connectors or poor electrical connections, Malfunctioning Transfer Case Switch Bank Module. 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
- U112C Chrysler indicates Lost Communication With Transfer Case Switch Bank Module.
- Common causes
- Common causes include Corrosion or damage to wiring harness connected to the Transfer Case Switch Bank Module, Faulty connectors or poor electrical connections, Malfunctioning Transfer Case Switch Bank Module.
- 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 U112C Chrysler Description
The U112C Chrysler code indicates that there is a communication problem between the vehicle's onboard computer system and the Transfer Case Switch Bank Module. The Transfer Case Switch Bank Module is responsible for controlling the transfer case in the vehicle, which is a critical component in four-wheel drive systems. When communication is lost with this module, it can lead to issues with the vehicle's ability to engage four-wheel drive or switch between different drive modes.
Common Causes of U112C Chrysler
- Corrosion or damage to wiring harness connected to the Transfer Case Switch Bank Module.
- Faulty connectors or poor electrical connections.
- Malfunctioning Transfer Case Switch Bank Module.
- Water or debris intrusion into the module.
- Software issues within the vehicle's onboard computer system.
Symptoms of U112C Chrysler
- Inability to engage four-wheel drive or switch between drive modes.
- Dashboard warning lights related to the transfer case system.
- Unusual noises coming from the transfer case area.
- Erratic behavior in the vehicle's handling, especially in off-road or slippery conditions.
How to Fix U112C Chrysler
- Begin by conducting a thorough visual inspection of the wiring harness and connectors related to the Transfer Case Switch Bank Module. Repair or replace any damaged wiring or connectors.
- Use a diagnostic scanner to check for specific error codes and communication issues between the vehicle's computer system and the module.
- Test the Transfer Case Switch Bank Module for proper functionality and replace if necessary.
- Clear the error codes and perform a test drive to ensure that the communication issue has been resolved.
- If the problem persists, further diagnosis may be required to identify any underlying software or computer system issues.
Cost to Fix U112C Chrysler
The cost of repairing a U112C Chrysler code can vary depending on the specific cause of the communication issue. In general, the repair costs for this type of problem can range from $200 to $500, including parts and labor. However, it's important to note that labor rates at auto repair shops can vary significantly, with hourly rates typically ranging from $80 to $150. Additionally, the cost of the Transfer Case Switch Bank Module itself can also impact the overall repair expenses. It's recommended to consult with a professional mechanic to get an accurate estimate based on the specific circumstances of your vehicle.
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Frequently Asked Questions about U112C Chrysler Code
1. What are the common symptoms of OBDII code U112C in a Chrysler vehicle?
- Common symptoms include the inability to shift gears, the Transfer Case Control Module (TCCM) not responding, and the "Service 4WD System" warning message on the dashboard.
2. What can cause the U112C code to trigger in a Chrysler vehicle?
- The U112C code is typically triggered by a communication failure between the TCCM and the main vehicle's computer, often due to a wiring issue, faulty module, or poor connection.
3. How can I diagnose the U112C code in my Chrysler vehicle?
- Diagnosis involves checking the wiring harness connections, inspecting for any visible damage, testing the TCCM for functionality, and using a scan tool to retrieve trouble codes and data from the affected module.
4. What are some repair tips for resolving the U112C code in a Chrysler vehicle?
- Repair tips include repairing any damaged wiring, ensuring proper connections, replacing a faulty TCCM if necessary, and performing a reset procedure to clear the code and reestablish communication.
5. Can I drive my Chrysler vehicle with the U112C code present?
- It is not recommended to drive your vehicle with the U112C code active, as it can lead to potential drivability issues and safety concerns related to the 4WD system.
6. How much does it typically cost to repair the U112C code in a Chrysler vehicle?
- The cost of repairs can vary depending on the extent of the issue, the need for replacement parts, and labor costs, but it may range from $200 to $600 or more at a dealership or repair shop.
7. Is the U112C code specific to Chrysler vehicles only?
- The U112C code is specific to Chrysler vehicles and is related to the communication error with the Transfer Case Switch Bank Module.
8. Can a DIY enthusiast fix the U112C code issue in a Chrysler vehicle?
- While some DIY enthusiasts may have the skills to diagnose and repair wiring or connection issues, resolving the U112C code often requires specialized tools and expertise, so professional assistance may be necessary.
9. How long does it take to repair the U112C code in a Chrysler vehicle?
- The repair time can vary depending on the exact cause of the issue and the availability of parts, but it may take a few hours to a full day for a mechanic to diagnose and fix the U112C code.
10. What happens if the U112C code is not addressed in a Chrysler vehicle?
- If left unaddressed, the U112C code can lead to continued 4WD system malfunctions, potential damage to other components, and may eventually result in the vehicle becoming inoperable.
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