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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 617 (Engine Control System (DTC/Circuit Diagnosis) (1 Of 17)) >> DTC/Circuit Diagnosis >> DTC U042F: Engine Communication >> DTC Description >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

U042F

Communication error (invalid)

(Invalid data received from camshaft position control module)

Diagnosis condition

Engine running at idle

Signal (terminal)

Engine communication signal

Threshold

ECM cannot receive a communication signal sent from the electric intake valve timing control module

Diagnosis delay time

0.01 seconds or more