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Engine Control System: Removal & Installation Hyundai Tucson II

Testing & Diagnostics 4 illustrations ~540 words

Removal

Note. In the case of the vehicle equipped with immobilizer or button engine start system, perform "Key Teaching" procedure together. (Refer to IMMOBILIZER SYSTEM or BUTTON ENGINE START SYSTEM .)

Scheme 98

Scheme 98: Removal
Scheme 98: Removal

Scheme 99

Scheme 99
Scheme 99
  1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
  2. Disconnect the ECM Connector (A).
  3. Remove the battery. (Refer to «CHARGING SYSTEM»(ref-583688) .)
  4. Remove the mounting bolts (A) and a nut (B), and then remove the ECM (C).

Installation

Note. In the case of the vehicle equipped with immobilizer or button engine start system, perform "Key Teaching" procedure together. (Refer to IMMOBILIZER SYSTEM or BUTTON ENGINE START SYSTEM .)

  1. Installation is reverse of removal. ECM installation bolt: 7.8 ~ 11.8 N.m (0.8 ~ 1.2 kgf.m, 5.8 ~ 8.7 lb-ft)
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
  1. Installation is reverse of removal. Electronic throttle body Installation bolt: 7.8 ~ 11.8 N.m (0.8 ~ 1.2 kgf.m, 5.8 ~ 8.7 lb-ft)
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
CAUTIONInsert the sensor in the installation hole and be careful not to damage when installation.
  1. Installation is reverse of removal. Manifold absolute pressure sensor installation bolt: 9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped.
CAUTIONApply the engine coolant to the O-ring.
CAUTIONInsert the sensor in the installation hole and be careful not to damage.
  1. Installation is reverse of removal.
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
CAUTIONApply the engine oil to the O-ring.
CAUTIONInsert the sensor in the installation hole and be careful not to damage when installation.
  1. Installation is reverse of removal. Crankshaft position sensor installation bolt: 9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft) Crankshaft position sensor protector installation bolt (M8): 18.6 ~ 23.5 N.m (1.9 ~ 2.4 kgf.m, 13.7 ~ 17.4 lb-ft) Crankshaft position sensor protector installation bolt (M6): 9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)
WARNINGDON'T remove the camshaft position sensor during engine running or right after engine stops, or a scald by the flowed out engine oil may occur.

Scheme 100

Scheme 100: [Bank 1/Intake]
Scheme 100: [Bank 1/Intake]
  1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
  2. Disconnect the camshaft position sensor connector (A).
  3. Remove the installation bolt (B), and then remove the sensor.

Scheme 101

Scheme 101: [Bank 1/Exhaust]
Scheme 101: [Bank 1/Exhaust]
  1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
  2. Disconnect the camshaft position sensor connector (A).
  3. Remove the hanger and the protector.
  4. Remove the installation bolt (B), and then remove the sensor.
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
CAUTIONApply the engine oil to the O-ring.
CAUTIONInsert the sensor in the installation hole and be careful not to damage when installation.
CAUTIONBe careful not to damage the sensor housing and the connector. Be careful not to damage the O-ring.
  1. Installation is reverse of removal. Camshaft position sensor installation bolt: 9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
  1. Installation is reverse of removal. Knock sensor installation bolt: 18.6 ~ 23.5 N.m (1.9 ~ 2.4 kgf.m, 13.7 ~ 17.4 lb-ft)
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
CAUTIONDON'T use a cleaner, spray, or grease to sensing element and connector of the sensor because oil component in them may malfunction the sensor performance. Sensor and its wiring may be damaged in case of contacting with the exhaust system (Exhaust Manifold, Catalytic Converter, and so on).
  1. Installation is reverse of removal. Heated oxygen sensor installation [SULEV]: 39.2 ~ 49.1 N.m (4.0 ~ 5.0 kgf.m, 28.9 ~ 36.2 lb-ft) Heated oxygen sensor installation [ULEV]: 44.1 ~ 49.1 N.m (4.5 ~ 5.0 kgf.m, 32.6 ~ 36.2 lb-ft)
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
CAUTIONInsert the sensor in the installation hole and be careful not to damage when installation.
  1. Installation is reverse of removal.
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
CAUTIONApply the engine oil to the injector O-ring.
CAUTIONInspect the injector O-ring when installing.
  1. Installation is reverse of removal. Delivery pipe installation bolt: 18.6 ~ 23.5 N.m (1.9 ~ 2.4 kgf.m, 13.7 ~ 17.4 lb-ft) Delivery pipe installation nut (<--> Fuel feed tube): 7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.8 ~ 7.2 lb-ft)
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
CAUTIONUse care to keep foreign material out of the valve.
  1. Installation is reverse of removal. Purge control solenoid valve bracket installation bolt: 9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
CAUTIONApply engine oil to the valve O-ring.
  1. Installation is reverse of removal. CVVT oil control valve installation bolt: 9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
CAUTIONBe careful of foreign material not to flow into the valve.
  1. Installation is reverse of removal.
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
  1. Installation is reverse of removal. Canister close valve & fuel tank air filter bracket installation nut: 3.9 ~ 5.9 N.m (0.4 ~ 0.6 kgf.m, 2.9 ~ 4.3 lb-ft)
CAUTIONInstall the component with the specified torques. Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
CAUTIONThe VCM actuator has to be installed at the fully closing position of the VCM valve. If it doesn't, the VCM coupling of the VCM shaft can't be put in the VCM actuator.
  1. Installation is reverse of removal. Variable charge motion actuator installation bolt: 3.9 ~ 5.9 N.m (0.4 ~ 0.6 kgf.m, 2.9 ~ 4.3 lb-ft)

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