Engine Stalls
- Ensure air intake system is not restricted.
- Ensure PCV system operation is correct.
- Test EGR system for correct operation.
- Inspect for cracks or poor connections at throttle body.
- Test coolant temperature sensor operation.
- Ensure fuel system pressure is correct. Use ohmmeter to verify correct fuel injector resistance.
- Verify correct throttle position sensor adjustment and resistance.
- Check for poor quality fuel or contaminated fuel. Check for use of fuel with high alcohol content.