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.
Checking The Status
- Ignition on.
Activate the valve in the leak diagnostic unit.
Check if the fault is permanent or intermittent.
The valve clicks when it is activated.
The fault is permanent if the valve does not activate.
If the valve is activated, this is an indication that the fault was present previously but that it is not active at the moment, intermittent fault.
- Continue
Refer to CHECKING THE WIRING
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.