Fuel Cap Isolation System

Fuel Cap Isolation System

1. Ignition won’t start unless fuel cap is on
2. Ignition won’t start unless park brake is on
3. Removing fuel cap while running will trigger alarm, but not disable engine
4. Applying park brake while running with fuel cap removed will disable engine

1. Remove fuel cap
2. Try ignition – won’t start
3. Replace fuel cap
4. Try ignition - engine starts
5. Remove fuel cap - shows warning

1. Same as standard configuration, except both fuel caps must be replaced to start ignition

1. Release park brake
2. Try ignition – won’t start
3. Apply park brake
4. Try ignition - engine starts
5. Release park brake
6. Remove fuel cap - shows warning
7. Apply park brake - disables engine