Hyundai Elantra (CN7): Engine Control / Fuel System

Hyundai Elantra (CN7) 2021-2026 Service Manual / Engine Control / Fuel System

Description and operation DescriptionContinuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by the engine speed and load.

Basic TroubleshootingBasic Troubleshooting GuideCustomer Problem Analysis SheetBasic Inspection ProcedureMeasuring Condition of Electronic Parts' ResistanceThe measured resistance at high temperature after vehicle running may be high or low.

Other information:

Hyundai Elantra (CN7) 2021-2026 Service Manual: Special service tools

S

Hyundai Elantra (CN7) 2021-2026 Service Manual: Troubleshooting

TroubleshootingDiagnosis with Diagnostic tool1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).The diagnostic system (Diagnostic tool) provides the following information.1)Fault Code Searching : Checking failure and code number (DTC)2)Data Analysis : Checking the system input/

Categories

 
Copyright В© 2026 www.helantra7.com - 0.0306