DTC Detection Logic

WARNING: This page is about a different car, the 2018 Nissan NV3500 HD, 2018 Nissan NV2500 HD, and 2018 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.

DTC No.

Trouble diagnosis name

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P2100

ETC MOT PWR-B1

(Throttle control motor relay circuit open)

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

Harness or connectors
(Throttle control motor relay circuit is open)
Throttle control motor relay

P2103

ETC MOT PWR

(Throttle control motor relay circuit short)

ECM detect the throttle control motor relay is stuck ON.

Harness or connectors
(Throttle control motor relay circuit is shorted)
Throttle control motor relay