Code : P1140
Make : 2002_NISSAN_SENTRA
Description : P1140 2002 NISSAN SENTRA Intake Valve Timing Control Performance Bank 1
Possible causes :
– Faulty Intake Valve Timing Control Solenoid Valve Bank 1
– Intake Valve Timing Control Solenoid Valve Bank 1 harness is open or shorted
– Intake Valve Timing Control Solenoid Valve Bank 1 circuit poor electrical connection
– Faulty Crankshaft Position Sensor
Solutions :
– Carry out a Reset via CarDiag
– Choose a better quality fuel
– Check that the tank cap is securely closed
– Check the oil level and add more if it is lower than MAX
– Restart an Automatic diagnostic via CarDiag
– If the fault persists, you can check the “Possible causes” listed above : visually inspect (by yourself (tutorials to come) or by a professional) the wiring harness and the associated connectors, check for damaged components, and look for broken, bent, pushed, or corroded connector pins.