Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Functional description
When the first purge air line is being checked, the second is closed using the shutoff valve.
The amount of fuel vapor drawn in by the combustion engine from the activated carbon canister must be adapted to each operating condition of the engine. The tank vent shutoff valve is activated by the engine control.
| Index | Explanation |
|---|---|
| 1 | two-pin plug connection |
| 2 | Tank vent shutoff valve |
| 3 | Connection to throttle body |
| 4 | Connection to suction jet pump |
| 5 | Connection to activated carbon canister |
| 6 | two-pin plug connection |
| 7 | Tank vent valve |
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.