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Home >> Toyota >> 2005 >> Matrix Base, FWD, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control System (SFI) (1ZZ-FE (Fwd)) - Diagnostics >> SFI System (1ZZ-FE (Ff)) >> DTC P2120, P2122, P2123, P2125, P2127: Throttle/Pedal Position Sensor/Switch "D & E" Circuit Low/High Input >> Typical Malfunction Thresholds
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Typical Malfunction Thresholds

P2120: 

TYPICAL MALFUNCTION THRESHOLDS (DTC P2120)

VPA1 voltage 0.2V or less, or 4.8V or more

P2122: 

TYPICAL MALFUNCTION THRESHOLDS (DTC P2122)

VPA1 voltage when VPA2 0.97° or more 0.2V or less

P2123: 

TYPICAL MALFUNCTION THRESHOLDS (DTC P2123)

VPA1 voltage 4. 8V or more

P2125: 

TYPICAL MALFUNCTION THRESHOLDS (DTC P2125)

VPA2 voltage 0.5V or less, or 4.8V or more

P2127: 

TYPICAL MALFUNCTION THRESHOLDS (DTC P2127)

VPA2 voltage when VPA10.97° or more 0.5V or less

P2128: 

TYPICAL MALFUNCTION THRESHOLDS (DTC P2128)

VPA2 voltage when VPA10.2 to 3.45V 4.8V or more

P2138: 

TYPICAL MALFUNCTION THRESHOLDS (DTC P2138)

Either of following conditions A or B met: -
Condition A -
Difference between VPA 1 and VPA 2 voltage 0.02V or less
Condition B -
VPA1 voltage 0.2V or less
VPA2 voltage 0.5V or less