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Home >> Suzuki >> 2006 >> Grand Vitara Base, RWD, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine General Information And Diagnosis >> Diagnostic Information And Procedures >> DTC P0122/P0123: Throttle Position Sensor (Main) Circuit Low/High Input >> DTC Detecting Condition and Trouble Area
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DTC Detecting Condition and Trouble Area

DTC DETECTING CONDITION CHART

DTC detecting condition Trouble area
P0122: Throttle Position Sensor (Main) Circuit Low Circuit 
Output voltage of TP sensor (main) is less than 0.3 V.
(1 driving cycle detection logic)
  • Electric throttle body assembly
  • TP sensor main circuit
  • ECM
P0123: Throttle Position Sensor (Main) Circuit High Circuit 
Output voltage of TP sensor (main) is more than 4.5 V.
(1 driving cycle detection logic)