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Home >> Suzuki >> 2007 >> SX4 Base, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine General Information And Diagnosis >> Diagnostic Information and Procedures >> DTC P2227 / P2228 / P2229: Barometric Pressure Circuit Performance / Low / High (Non-EVAP-Leak-Check Model) >> DTC Detecting Condition and Trouble Area
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DTC Detecting Condition and Trouble Area

DTC DETECTING CONDITION AND TROUBLE AREA

DTC detecting condition Trouble area
DTC P2227: 
Difference between barometric pressure value and estimated barometric pressure (according engine load rate and engine speed) is more than 25 kPa for 0.5 sec.
(2 driving cycle detection logic, monitoring once per driving cycle)
  • Barometric pressure sensor in ECM
DTC P2228: 
Output signal of barometric pressure sensor is higher than 4.7 V for 0.5 sec.
(1 driving cycle detection logic)
DTC P2229: 
Output signal of barometric pressure sensor is lower than 1.95 V for 0.5 sec.
(1 driving cycle detection logic)
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