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HKS EVC-S Instruction Manual

Electronic valve controller type s
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Pursuing the Ultimate in Engine Performance and Efficiency.
Produced by HKS Company Limited.
［禁無断複写・転載］ © （株） エッチ・ケー・エス
This manual assumes that you have and know how to use the tools and equipment
necessary to safely perform service operations on your vehicle.
This manual assumes that you are familiar with typical automotive systems and
basic service and repair procedures. Do not attempt to carry out the operations
shown in this manual unless these assumptions are correct. Always have
access to a factory repair manual. To avoid injury, follow the safety precautions
contained in the factory repair manual.
45003-AK015
Instruction Manual
NOTICE
E05121-K00240-00
2024. 01. 25
Ver.3-1.01
45003-AK015

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Summary of Contents for HKS EVC-S

  • Page 1 Pursuing the Ultimate in Engine Performance and Efficiency. shown in this manual unless these assumptions are correct. Always have Produced by HKS Company Limited. access to a factory repair manual. To avoid injury, follow the safety precautions contained in the factory repair manual.
  • Page 2 • When the boost pressure is increased, the factory ECU may activate a fuel cut. Can be used as swing valve type (internal wastegate/actuator) or poppet valve type (external To deactivate the fuel cut function, a unit such as the HKS FCD is required. When using wastegate) for a large capacity turbocharger.

  • Page 3: Table Of Contents

    INDEX SAFETY PRECAUTION 　 Below are symbols used in this manual to highlight areas where. INTRODUCTION……………………………………………………………………………… INDEX ………………………………………………………………………………………… WARNING -Risk of severe injury or death may result if warning is not acknowledged or followed. SAFETY PRECAUTION ……………………………………………………………………… PARTS LIST ………………………………………………………………………………… -Risk of injury to self, damage to vehicle or CAUTION FEATURES and FUNCTIONS ………………………………………………………………...
  • Page 4 CAUTION CAUTION ●Do not raise the boost excessively. It may cause damage to the engine ●Do not install this product by yourself unless you know how to use the and/or the turbocharger. tools and equipment necessary to safely perform service operations on ●The warning function must be activated to prevent any damage to the your vehicle.

  • Page 5: Parts List

    PART LIST FEATURES and FUNCTIONS This product consists of the below-mentioned part. Please verify that all parts are in proper conditions before installation. Display Unit Mode [A] Boost Button① ＮＯ Mode [A] MADE IN JAPAN Button② Boost Display Unt Control Unit Boost Sensor Solenoid Valve １...

  • Page 6: Display Unit

    ⑤ ● ● ↑ ↓ ■ ■ Circuit mode screen The EVC-S logo will turn red and CSM will be displayed below the logo. Mode [A] CSM　 Name Function ① Boost settings Displays the current boost mode settings A to D, OFF.

  • Page 7: Installation

    INSTALLATION 2．1．Connecting the Boost Sensor (1) Cut the Hose to 5cm in length and connect the 1. Removal of Battery Terminal……………………………………………………………… cut hose to the 4mm Vacuum Filter as illustrated Boost Sensor in the diagram. 2. Hose Connection Layout …………………………………………………………………… 11 　　...
  • Page 8 2．2．Connecting the Solenoid Valve 2．3．Swing Valve Type 2．3．1．For Applications without a Boost Pressure Control Solenoid Valve (1) Remove the caps on the COM terminal, NO terminal, Before Installation (Factory Connection Layout) NO terminal, and NC terminal. Airflow Meter ＣＯＭ Turbine ＮＣ...
  • Page 9 2．3．2．For Applications with a Boost Pressurs Control Solenoid Valve 1 (1) Disconnect the hose connected to the actuator Hose Clamp from fitting ① on the compressor side. ●For vehicles equipped with aboost pressure control solenoid valve, disconnect the connector Fitting ① NOTE and hose to deactivate this function.
  • Page 10 2．3．3．For Applications with a Boost Pressurs Control Solenoid Valve 2 2．4．Poppet Valve Type ●For vehicles equipped with aboost pressure control solenoid valve, disconnect the connector ●When installing on a poppet valve car, 6mm Hose, 8mm Hose, 6mm Hose Clamp, 8mm Hose Clamp, 6-8-6mm T-Fitting, 6mm Fitting(straight or L- Shaped) are required separately.
  • Page 11 3．Wiring (1) Cut the 8mm hose 5cm from the compressor’s Fitting ① fitting ①. Remove the remaining 8mm hose and 3．1．Installing the Crimp Connectors fitting form the wastegate. 　　NOTE 8mm Hose (1) Strip about 5mm of wire insulation. 　　※The position of fitting ① on the compressor may Strip 5mm of insulation.

  • Page 12: Confirmation After Installation

    4．Mounting of Components 4. 4. Securing Hoses and Harnesses (1) Secure hoses and harnesses using the provided Tie Wraps. 4. 1. Mounting of the Display Unit ADVICE (1) Remove any dirt, dust and/or oil from the mounting ※Leave some slack for the harnesses and hoses to avoid tension during enging movement. Display Unit (Back) surface for the Display unit.

  • Page 13: Operation

    OPERATION 1．Boost Control Overview 　When you turn on the vehicle's ignition switch, if the control mode was in control off mode when 1. Boost Control Overview ………………………………………………………………… you last turned off the ignition switch, it will go into control off mode. Otherwise, it will be in control 　　　1.1.

  • Page 14: Control Off Mode

    2．Operation Overview Diagram 3．Basic Operation 　Settings for each setting item can be changed using common basic operations. For setting items that require some different operations, the operations are explained in the settings for each item. Ignition ON 　The function of each button is displayed to the left of the button. ●: Confirm , ■: Return , ↑↓: Move selection in the direction of the arrow...

  • Page 15: Main Screen Operation

    4．Main Screen Operation Simple Setting Read the operational instruction form Section 1 “Boost Control Overview” before carrying out the following simple boost settings. Button ① 1. Enter the boost value slightly higher then the actual target boost setting. Mode [A] Even if boost increases excessively, the Warning Function activates to decrease Button ②...

  • Page 16: Setting

    5．Setting Boost mode A - D 5. 1. Warning settings While the main screen is displayed, press and hold button ③ to switch to the boost set screen. Configure warning function settings. ● BoostSet mode [A] Press button ④ briefly to select the boost mode A to D ・...

  • Page 17: Status Settings

    5. 6. Data lock settings Select Function from the menu screen to switch to the function screen. You can display and set the data lock status and perform an all reset to return all settings to ● Function Change the setting value by referring to the basic difference their initial values.

  • Page 18: Error Indication

    ERROR INDICATION OPTIONAL PARTS LIST The list below are optional parts for the EVC-S2. EVC-S2 has a self-diagnosis function, and if an abnormality is detected, an error will be displayed Use any of the following parts if necessary for installation. on the display and the boost will be lowered to normal.

  • Page 19: Troubleshooting

    TROUBLESHOOTING If this product is not functioning properly, make sure all wiring and/or hose routing is connected properly and refer to the symptoms described below. SYMPTOM CAUSE SOLUTION Bad connection. Connect the crimp connector securely. The unit does Fuse is blown. Replace the fuse and make sure the harness not turn on.

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Evc-s2

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