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Home >> Suzuki >> 2012 >> Equator Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Performance - VQ40DE - (3 Of 6)) >> DTC P0451: EVAP Control System Pressure Sensor >> On Board Diagnosis Logic
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On Board Diagnosis Logic

WARNING: This page is about a different variant/trim than selected.

If DTC P0451 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to  DTC P0643: Sensor Power Supply   . 

DTC DETECTING CONDITION AND POSSIBLE CAUSE

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0451
0451
EVAP control system pressure sensor performance ECM detects a sloshing signal from the EVAP control system pressure sensor
  • Harness or connectors
  • EVAP control system pressure sensor