Chrysler DTC P1685 – Skim Invalid Key
DTC P1685 meaning on Chrysler
DTC P1685 on a Chrysler vehicle indicates a Skim Invalid Key. SKIM stands for Sentry Key Immobilizer Module, which is a security feature that prevents unauthorized starting of the engine.
Chrysler DTC P1685 symptoms
- Engine not starting
- Security light illuminated on the dashboard
- Key symbol with a slash through it on the instrument cluster
Chrysler DTC P1685 causes
- Incorrect key being used
- Key not programmed to the vehicle
- SKIM module malfunction
Chrysler DTC P1685 seriousness
The DTC P1685 Skim Invalid Key issue is serious as it can prevent the vehicle from starting, leading to inconvenience and potential security concerns.
How to diagnose DTC P1685 on Chrysler
- Check if the correct key is being used
- Verify if the key is programmed to the vehicle
- Scan the vehicle’s computer for fault codes
- Inspect the SKIM module for any visible damage
How to fix DTC P1685 on Chrysler
- Use the correct programmed key
- Reprogram the key to the vehicle
- Replace the SKIM module if necessary
How to erase DTC P1685 on Chrysler
- Fix the underlying issue causing the DTC
- Clear the fault codes using a diagnostic scanner
- Perform a key relearn procedure if needed
Recommended tools for Chrysler diagnostics
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Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
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