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.
2012 Suzuki SX4 BaseFACTORY OEM SERVICE PROCEDURE
EVAP Leak Detection Pump Check
Reference: EVAP LEAK CHECK MODULE REMOVAL AND INSTALLATION
- Check EVAP leak detection pump in EVAP leak check module as follows.
- Connect spherical pneumatic plastic bag (1) with approximately 12.5 cm (4.92 in.) diameter (volume of a sphere: 1L) to EVAP leak check module using a rubber band (2) as shown in figure.
- Operate EVAP canister vent valve and EVAP leak detection pump by connecting 12 V-battery to EVAP leak check module terminals as shown in figure.
- Check that air in the pneumatic plastic bag is fully evacuated by EVAP leak detection pump within approximately 2 minutes.
If check result is not as described above, replace EVAP leak check module.
CAUTION: If the battery is connected to the wrong terminals of the EVAP leak check module, the EVAP canister vent valve and EVAP leak detection pump in the EVAP leak check module may be damaged. Be sure to connect the battery to the correct terminals of the EVAP leak check module.
Factory Service Tools
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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.