LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2017 >> QX60 Base, FWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTCS) (Except Hybrid) (3 Of 4) >> DTC/Circuit Diagnosis >> DTC P1140: Intake Camshaft Position Sensor >> DTC Description >> 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
P1140 INTK TIM S/CIRC-B1
(Intake timing sensor circuit bank 1)
A Diagnosis condition Engine running at idle
Signal (terminal) Intake camshaft position sensor (bank 1) signal
Threshold Intake camshaft position sensor signal is not inputted to ECM
Diagnosis delay time 1 second or more
B Diagnosis condition Engine running at idle
Signal (terminal) Intake camshaft position sensor (bank 1) signal
Threshold Intake camshaft position sensor signal is inappropriate or partly missing
Diagnosis delay time 1 second or more