Jeep DTC P1685 – Skim Invalid Key
DTC P1685 meaning on Jeep
DTC P1685 on a Jeep refers to “Skim Invalid Key.” SKIM stands for Sentry Key Immobilizer Module, which is a security feature that prevents unauthorized starting of the vehicle.
Jeep DTC P1685 symptoms
- Engine not starting
- Security light illuminated on the dashboard
- Key symbol displayed on the instrument cluster
Jeep DTC P1685 causes
- Incorrect key being used
- Key not programmed to the vehicle
- SKIM module malfunction
Jeep DTC P1685 seriousness
The DTC P1685 on a Jeep is a serious issue as it can prevent the vehicle from starting, leading to inconvenience and potential security concerns.
How to diagnose DTC P1685 on Jeep
- Check for any other related DTCs
- Verify the key being used is programmed to the vehicle
- Inspect the SKIM module for any visible damage
How to fix DTC P1685 on Jeep
- Use a properly programmed key
- Reprogram the key to the vehicle
- Replace the SKIM module if necessary
How to erase DTC P1685 on Jeep
To erase the DTC P1685 on a Jeep, you can use a diagnostic scanner to clear the code from the vehicle’s computer system.
Recommended tools for Jeep diagnostics
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Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
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