LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2018 >> Kicks S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1800 To P34C8 >> DTC P2122, P2123: App Sensor >> DTC Description >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

NOTE: If DTC P2122 or P2123 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to DTC Description .

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P2122

APP SEN 1/CIRC

(Throttle/Pedal Position Sensor/Switch "D" Circuit Low)

Diagnosis condition

-

Signal (terminal)

-

Threshold

An excessively low voltage from the APP sensor 1 is sent to ECM.

Diagnosis delay time

-

P2123

APP SEN 1/CIRC

(Throttle/Pedal Position Sensor/Switch "D" Circuit High)

Diagnosis condition

-

Signal (terminal)

-

Threshold

An excessively high voltage from the APP sensor 1 is sent to ECM.

Diagnosis delay time

-