Hyundai Elantra (CN7): Engine Control / Fuel System / Engine Control System
- Description and operation
- Components and components location
- Engine Control Module (ECM)
- Boost Pressure Sensor (BPS)
- ETC (Electronic Throttle control) System
- Manifold Absolute Pressure Sensor (MAPS)
- Intake Air Temperature Sensor (IATS)
- Engine Coolant Temperature Sensor (ECTS)
- Crankshaft Position Sensor (CKPS)
- Camshaft Position Sensor (CMPS)
- Knock Sensor (KS)
- Heated Oxygen Sensor (HO2S)
- Accelerator Position Sensor (APS)
- CVVT Oil Temperature Sensor (OTS)
- Oil Pressure Sensor (OPS)
- Rail Pressure Sensor (RPS)
- Injector
- Ambient Temperature Sensor (ATS)
- Purge Control Solenoid Valve (PCSV)
- CVVT Oil Control Valve (OCV)
- Variable Force Solenoid (VFS)
- Fuel Pressure Control Valve (FPCV)
- Electric WGT Control Actuator
- RCV Control Solenoid Valve
- Integrated Thermal Management Module (ITM)
- CVVD Actuator
Special Service Tools Tool Name / Number Illustration Description Fuel Pressure Gauge09353-24100Used for measuring the pressure in fuel lineFuel Pressure Gauge Adapter09353-02100 Used for connecting between delivery and fuel feed tube to measure the pressure in fuel line Heated Oxygen Sensor Socket Wrench09392-1Y100Used for removing / installing heated oxygen sensor※SST 09392-2H100 also can be usedInjector Combustion Seal Guide & Sizing tool09353-2B000Installation of the injector combustion sealTorque Wrench Socket09314-3Q100 or 09314-27130 (19mm)Removal and installation of the high pressure fuel pipeFuel pump plage cover remover09310-B8100Removal and installation of the fuel pump
DescriptionIf the Gasoline Engine Control system components (sensors, ECM, injector, etc.) fail, interruption to the fuel supply or failure to supply the proper amount of fuel for various engine operating conditions will result.
Other information:
Hyundai Elantra (CN7) 2021-2026 Service Manual: Heater Control Unit
Components and components location Component Location1. Heater control unitComponents[Connector A] Pin No Function Pin No Function 1Mode control actuator (Feedback)21Mode control actuator (Vent)2Intake actuator (Feedback)22Mode control actu
Hyundai Elantra (CN7) 2021-2026 Service Manual: Warning Indicator
Components and components location Components1. BSD Indicator2. Side repeater lamp Repair procedures Inspection1.Disconnect the negative (-) battery terminal.2.Remove the front door trim.(Refer to Body - "Front door trim")3.Disconnect the power door mirror connector from the harness4.
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