U1191 RAM Code - Lost Communication With Upper Switch Bank
Quick Answer
The Diagnostic Trouble Code (DTC) sets when the Cluster does not receive information from the Upper Switch Bank. Common causes include Faulty Upper Switch Bank, Upper Switch Bank harness is open or shorted, Upper Switch Bank 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
- U1191 RAM indicates Lost Communication With Upper Switch Bank.
- Common causes
- Common causes include Faulty Upper Switch Bank, Upper Switch Bank harness is open or shorted, Upper Switch Bank 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.
Code U1191 RAM Description
What are the Possible Causes of the DTC U1191 RAM?
- Faulty Upper Switch Bank
- Upper Switch Bank harness is open or shorted
- Upper Switch Bank circuit poor electrical connection
- Faulty Cluster
How to Fix the DTC U1191 RAM?
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 U1191 RAM 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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Frequently Asked Questions about U1191 RAM Code
1. What are the common symptoms of OBDII code U1191 RAM Lost Communication With Upper Switch Bank?
- Common symptoms include non-functioning power windows, door locks, or mirror controls, and issues with other upper switch bank functions.
2. What are the possible causes of OBDII code U1191 RAM Lost Communication With Upper Switch Bank?
- Possible causes may include a faulty upper switch bank module, wiring or connection issues, or a malfunction in the vehicle's communication network.
3. How can I diagnose the issue related to OBDII code U1191 RAM Lost Communication With Upper Switch Bank?
- Diagnose the issue by checking the upper switch bank module for power and ground, inspecting the wiring and connections for any damage, and using a diagnostic scanner to communicate with the affected module.
4. Can a DIY enthusiast repair OBDII code U1191 RAM Lost Communication With Upper Switch Bank?
- While some basic checks like inspecting wiring connections can be performed by a DIY enthusiast, diagnosing and repairing this code may require advanced diagnostic tools and expertise.
5. Is it safe to continue driving with OBDII code U1191 RAM Lost Communication With Upper Switch Bank?
- It is generally not recommended to continue driving with this code present, as it may affect the vehicle's electrical systems and lead to further issues.
6. How much does it typically cost to repair OBDII code U1191 RAM Lost Communication With Upper Switch Bank?
- Repair costs can vary depending on the underlying cause, but expect to pay for diagnostic time, parts replacement (if necessary), and labor charges.
7. Can resetting the OBDII system clear the U1191 code related to Lost Communication With Upper Switch Bank?
- Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear.
8. Are there any common models or makes of vehicles known to experience OBDII code U1191 RAM Lost Communication With Upper Switch Bank?
- This code can be found in various vehicle makes and models that are equipped with an upper switch bank module controlling various functions.
9. Will fixing OBDII code U1191 RAM Lost Communication With Upper Switch Bank improve my vehicle's performance?
- While addressing this code may not directly impact performance, resolving communication issues within the vehicle's systems can prevent further electrical problems.
10. How long does it typically take a mechanic to diagnose and repair OBDII code U1191 RAM Lost Communication With Upper Switch Bank?
- The time required for diagnosis and repair can vary based on the complexity of the issue, but it may take anywhere from an hour to several hours to fix the problem.
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