EVAP Canister Purge Valve Inspection

2013 Suzuki SX4 Crossover, Automatic CVT TransSECTION EVAP Canister Purge Valve Inspection
WARNING: If vacuum is applied using your mouth, there is a risk of inhaling harmful fuel vapor. Be sure to use a hand vacuum pump to apply vacuum.
  1. With ignition switch turned OFF, disconnect connector and vacuum hoses from canister purge valve.
  2. Remove engine cover, see AIR CLEANER ASSEMBLY REMOVAL AND INSTALLATION .
  3. Remove EVAP canister purge valve from intake manifold.
  4. Check resistance between two terminals of EVAP canister purge valve.

    If resistance is as specified, proceed to next operation check. If not, replace EVAP canister purge valve.

    EVAP canister purge valve resistance 

    22 - 26 Ω at 20°C (68°F) 

    Fig 1: Measuring EVAP Canister Purge Valve Resistance
    G06866891Courtesy of SUZUKI OF AMERICA CORP.
  5. Check EVAP canister purge valve for operation using special tool as follows.
    WARNING: If vacuum is applied by sucking at the valve, there is a risk of inhaling harmful fuel vapor that may present inside the valve. Be sure to use a hand vacuum pump to apply vacuum.
RENDER: 1.0x

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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.