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Home >> Suzuki >> 2007 >> SX4 Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 236 (Engine Control System - DTC P0221 Through P0459) >> DTC P0455: Evaporative (EVAP) Emission System Large Leak Detected >> Diagnostic Aids
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Diagnostic Aids

WARNING: This page is about a different car, the 2006 Suzuki Verona. However, it is still accessible from the selected car via links, so may be relevant.

Check for the following conditions:

  1. Missing or damaged O-ring at fuel vapor and EVAP emission purge line canister fittings.
  2. Cracked or punctured EVAP emission canister.
  3. Damaged source vacuum line, EVAP emission purge line, EVAP emission vent hose or fuel tank vapor line.
  4. Poor connection at ECM. Inspect harness connectors for the following conditions:
    • Backed-out terminals
    • Improper mating
    • Broken locks
    • Improperly formed
    • Damaged terminals
    • Poor terminals to wire connection
    • Physical damage to the wiring harness