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Home >> Infiniti >> 2021 >> QX50 Essential, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (1 Of 5) >> DTC/Circuit Diagnosis >> DTC P0122, P0123: TP Sensor >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0122

00

TP SEN 2/CIRC-B1

(Throttle/Pedal position sensor/switch "A" circuit low)

Diagnosis condition

Engine running at idle

Signal (terminal)

TP sensor 2 signal

Threshold

An excessively low voltage from the TP sensor 2 is sent to ECM

Diagnosis delay time

--

P0123

00

TP SEN /CIRCUIT

(Throttle/Pedal position sensor/switch "A" circuit high)

Diagnosis condition

Engine running at idle

Signal (terminal)

TP sensor 2 signal

Threshold

An excessively high voltage from the TP sensor 2 is sent to ECM

Diagnosis delay time

--