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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 490 (Engine Control System (VK56VD) DTC/Circuit Diagnosis (5 Of 6)) >> DTC/Circuit Diagnosis >> DTC P2101: Electric Throttle Control Function >> DTC Description >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD and 2019 Nissan NV2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Electric throttle control actuator consists of throttle control motor, throttle position sensor, etc.

The throttle control motor is operated by the ECM and it opens and closes the throttle valve.

The current opening angle of the throttle valve is detected by the throttle position sensor and it provides feedback to the ECM. ECM controls the throttle valve opening angle in response to driving condition via the throttle control motor.

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P2101

ETC FNCTN/CIRC-B1

(Throttle actuator "A" control motor circuit range/performance)

Diagnosis condition

Start the engine and let it idle

Signal (terminal)

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Threshold

Electric throttle control function does not operate properly

Diagnosis delay time

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