U1197 Code - Security Seed Response Not Received From ECM/PCM
Quick Answer
The U1197 code indicates that the security seed response was not received from the Engine Control Module (ECM) or Powertrain Control Module (PCM). Common causes include Faulty ECM or PCM, Malfunctioning ignition key or key fob, Wiring issues or loose connections. 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
- U1197 indicates Security Seed Response Not Received From ECM/PCM.
- Common causes
- Common causes include Faulty ECM or PCM, Malfunctioning ignition key or key fob, Wiring issues or loose connections.
- 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 U1197 Description
The U1197 code indicates that the security seed response was not received from the Engine Control Module (ECM) or Powertrain Control Module (PCM). In simpler terms, the vehicle's computer is not receiving the correct signal or data needed to verify the security system, which can lead to issues with starting the vehicle or other systems.
Common Causes of U1197
- Faulty ECM or PCM
- Malfunctioning ignition key or key fob
- Wiring issues or loose connections
- Security system malfunctions
- Electronic component failures
Symptoms of U1197
- Difficulty starting the vehicle
- Engine stalling or misfiring
- Security system malfunctions (e.g., alarm going off unexpectedly)
- Unable to lock or unlock the doors using the key fob
- Loss of power or performance issues
How to Fix U1197
- Perform a diagnostic scan to retrieve the trouble code and identify the specific issue.
- Inspect the ignition key and key fob for any damage or malfunction.
- Check the wiring connections and harness for any signs of wear or damage.
- Test the ECM/PCM for proper functionality and replace if necessary.
- Reset the security system and reprogram any necessary components.
Cost to Fix U1197
The typical repair costs for addressing a U1197 code can vary depending on the specific issue causing the code and the extent of the repairs needed. In general, the cost for parts and labor for this type of repair can range from $200 to $500 or more. Keep in mind that labor rates at auto repair shops can vary, so it's recommended to obtain quotes from multiple shops to ensure a competitive price.
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Code U1197 Information for Specific Makes
- U1197 Chrysler — Security Seed Response Not Received From ECM/PCM
- U1197 Dodge — Security Seed Response Not Received From ECM/PCM
- U1197 Jeep — Security Seed Response Not Received From ECM/PCM
- U1197 RAM — Security Seed Response Not Received From ECM/PCM
Frequently Asked Questions about U1197 Code
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