FixVault

DTC Detection Logic

WARNING: This page is about a different car, the 2011 Nissan Juke. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION LOGIC AND MALFUNCTION LOCATION - U1402 ENGINE SPEED SIGNAL

DTC Display contents of CONSULT-III Malfunction detection condition Probable malfunction location
U1402 ENGINE SPEED SIGNAL ECM continuously transmits abnormal engine speed signal for 2 seconds or more ECM