LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2021 >> Altima S >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Control System (Pr25DD) (DTC/Circuit Diagnosis) (3 Of 4) >> DTC/Circuit Diagnosis >> DTC P2100: Throttle Control Motor Relay >> DTC Description >> PR25DD engine >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P2100

00

ETC MOT PWR-B1

(Throttle actuator "A" control motor circuit/open)

Diagnosis condition

Engine running at idle

Signal (terminal)

Throttle control motor relay signal

Threshold

ECM detects a voltage of power source for throttle control motor is excessively low

Diagnosis delay time

--