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Home >> Suzuki >> 2002 >> Aerio S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Engine Controls - Self-Diagnostics - 1.6L) >> Diagnostic Tests >> DTC P0496: EVAP System - Flow During Non-Purge >> Diagnosis & Repair Procedure
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Diagnosis & Repair Procedure

WARNING: This page is about a different car, the 2002 Suzuki Esteem. However, it is still accessible from the selected car via links, so may be relevant.
  1. If engine system check has been performed, go to next step. If engine system check has not been performed, go to A4: ENGINE SYSTEM CHECK  under SYSTEM TESTS.
  2. Check EVAP-CPV and circuit. See appropriate procedure under FUEL EVAPORATION in SYSTEM & COMPONENT TESTING article. If problem is found, go to next step. If no problem is found, substitute a known good ECM, and repeat DTC CONFIRMATION TEST  . If DTC does not reset, testing is complete.
  3. Turn ignition off. Check EVAP-CPV operation. See EVAP CANISTER PURGE VALVE under FUEL EVAPORATION in SYSTEM & COMPONENT TESTING article. If problem is found, replace EVAP-CPV. After repair, repeat DTC CONFIRMATION TEST  . If no problem is found, go to next step.
  4. Check for short to ground in Red/Blue wire between EVAP-CPV and ECM harness connector C21 terminal No. 7. See WIRING DIAGRAMS article. If problem is found, repair as necessary. After repair, repeat DTC CONFIRMATION TEST  .
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