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Home >> Suzuki >> 2011 >> Grand Vitara Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis >> Diagnostic Information and Procedures >> DTC P0122: Throttle / Pedal Position Sensor / Switch "A" (Main) Circuit Low; P0123: Throttle / Pedal Position Sensor / Switch "A" (Main) Circuit High >> DTC Detecting Condition and Trouble Area

DTC Detecting Condition and Trouble Area

P0122, P0123 DTC DETECTING CONDITION CHART

DTC detecting condition Trouble area
P0122: Throttle/Pedal Position Sensor/Switch "A" (Main) Circuit Low 
Output voltage of TP sensor (main) signal circuit is lower than 0.3 V.
(1 D/C detection logic)
  • TP sensor (main) and/or its circuit
  • ECM
P0123: Throttle/Pedal Position Sensor/Switch "A" (Main) Circuit High 
Output voltage of TP sensor (main) signal circuit is higher than 4.7 V.
(1 D/C detection logic)
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