P1679 Saturn Code - Immobilizer Environment Identification Failed
Quick Answer
The P1679 code for Saturn vehicles indicates that there has been a failure in the immobilizer environment identification process. Common causes include Faulty immobilizer key or key fob, Wiring issues in the immobilizer system, Faulty ECM. 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
- P1679 Saturn indicates Immobilizer Environment Identification Failed.
- Common causes
- Common causes include Faulty immobilizer key or key fob, Wiring issues in the immobilizer system, Faulty ECM.
- 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 P1679 Saturn Description
The P1679 code for Saturn vehicles indicates that there has been a failure in the immobilizer environment identification process. The immobilizer system is designed to prevent the engine from starting unless the correct key is used. This system communicates with the engine control module (ECM) to ensure that the vehicle is not being started with an unauthorized key.
Common Causes of P1679 Saturn
- Faulty immobilizer key or key fob
- Wiring issues in the immobilizer system
- Faulty ECM
- Malfunctioning immobilizer system component
Symptoms of P1679 Saturn
- Engine cranks but does not start
- Engine starts intermittently
- Security light illuminated on the dashboard
- Vehicle goes into "no-start" mode
How to Fix P1679 Saturn
- Check the immobilizer key or key fob for damage and replace if necessary.
- Inspect the wiring in the immobilizer system for any faults and repair as needed.
- Test the ECM for proper functionality and replace if it is found to be faulty.
- Check the immobilizer system components, such as the antenna or transponder, for malfunctions and replace if necessary.
- Reset the immobilizer system and reprogram the keys to ensure proper communication with the ECM.
Cost to Fix P1679 Saturn
The cost of repairing a P1679 code for Saturn vehicles can vary depending on the specific cause of the issue. In general, the cost of replacing a faulty immobilizer key or key fob can range from $50 to $200. Wiring repairs may cost between $100 and $300, while replacing the ECM can be more expensive, ranging from $500 to $1000. If the immobilizer system components need to be replaced, costs can range from $200 to $500. Labor costs at auto repair shops can range from $80 to $150 per hour, so the total repair bill will also depend on the amount of time needed to diagnose and fix the issue. It's recommended to consult with a qualified mechanic to get a more accurate estimate based on your specific vehicle and location.
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