Disabling Jeep Wrangler Auto Start-Stop Permanently
Jeep Wrangler's auto start-stop feature automatically shuts off the engine at stops to save fuel. While convenient for some, many owners prefer to disable this system permanently for smoother operation and reduced wear on engine components.
Using the MDS/ESS Tazer Module
- Plug-and-play device that connects to vehicle's diagnostic port
- Allows permanent disabling of start-stop feature
- Also enables other factory-hidden functions
- Cost: $150-200
- Installation: 5-10 minutes
Installation Steps
- Locate OBD-II port under dashboard
- Plug Tazer module into port
- Follow device instructions to disable auto start-stop
- Confirm disablement through vehicle's display
Alternative Methods
| Method | Cost | Difficulty | Permanence |
|---|---|---|---|
| Tazer Module | $150-200 | Easy | Permanent |
| Dealer Programming | $100-300 | Professional | Permanent |
| Manual Override | Free | Easy | Temporary |
Manual Override Option
Press the auto start-stop button each time you enter the vehicle. While free, this method requires remembering to disable the feature with every drive cycle and resets when battery is disconnected.
Important Considerations
- Disabling may affect fuel economy ratings
- Could impact vehicle warranty if not factory-approved method
- Ensure any modification is reversible for potential resale