ENGINE UNIT


  1. OUTLINE


    1. The 3ZR-FE engine is an in-line 4-cylinder, 2.0-liter, 16-valve DOHC engine.

    2. This engine uses the Dual Variable Valve Timing-intelligent (Dual VVT-i) system, Direct Ignition System (DIS) and Electronic Throttle Control System-intelligent (ETCS-i). They have been developed to achieve high performance and fuel economy, and reduce exhaust emissions.

  2. SPECIFICATION

    No. of Cyls. and Arrangement 4-cylinder, In-line
    Valve Mechanism 16-valve DOHC, Chain Drive (with Dual VVT-i)
    Combustion Chamber Pentroof Type
    Manifolds Cross-flow
    Fuel System Sequential Multiport Fuel Injection (SFI)
    Ignition System Direct Ignition System (DIS)
    Displacement

    1987 cm3(121.3 cu. in.)
    Bore x Stoke 80.5 mm x 97.6 mm (3.17 in. x 3.84 in.)
    Compression Ratio 10.0 : 1
    Max. Output [EEC] 102 kW @ 5600 rpm
    Max. Torque [EEC] 189 N*m @ 4400 rpm
    Valve Timing Intake Open 1° to 56° BTDC
    Closed 65° to 10° ABDC
    Exhaust Open 51° to 11° BBDC
    Closed 3° to 43° ATDC
    Spark Plug Manufacturer DENSO
    Type SC20HR11
    Plug Gap 1.1 mm (0.0433 in.)
    Firing Order 1 - 3 - 4 - 2
    Research Octane Number 91 or higher
    Emission Regulation EURO 4
    Engine Service Mass (Reference)* 116 kg (225.7 lb)

    • *: Weight shows the figure with oil and coolant fully filled.

    Tech Tips

    Toyota allows the use of ethanol blended gasoline where the ethanol content is up to 10%. Make sure that the ethanol blended gasoline to be used has a Research Octane Number that follows the above.

  3. MAIN FEATURES


    1. This engine has been able to achieve the following performance through the use of the items listed below:


      1. High performance and fuel economy

      2. Low noise and vibration

      3. Lightweight and compact design

      4. Good serviceability

      5. Clean emissions

        Item (1) (2) (3) (4) (5)
        Engine Proper A cylinder block made of aluminum alloy is used. - - ○ - -
        Spiny liners are used. ○ - - - -
        Low tension piston rings are used. ○ - - - ○
        Valve Mechanism A chain sub-assembly (timing chain) and a No. 1 chain tensioner assembly are used. - ○ - ○ -
        Valve lash adjuster assemblies are used. - ○ - ○ -
        No. 1 valve rocker arm sub-assembly (roller rocker arm) is used. ○ ○ - ○ -
        Cooling System Toyota Genuine Super Long Life Coolant (SLLC) is used. - - - ○ -
        Intake and Exhaust System An intake manifold made of plastic is used. - - ○ - -
        A stainless steel exhaust manifold is used. - - ○ - ○
        Three-Way Catalytic converters (TWCs) are used on the front exhaust pipe sub-assembly. - - - - ○
        Fuel System A fuel returnless system is used. - - ○ ○ ○
        Quick connectors are used to connect the fuel hose with the fuel pipe. - - - ○ -
        Serpentine Belt Drive System A serpentine belt drive system is used. ○ - ○ - -
        Engine Control System A magnetic Resistance Element (MRE) type No. 1 crank position sensor (camshaft position sensor) is used. - - - - ○
        The Direct Ignition System (DIS) makes ignition timing adjustment unnecessary. ○ - - ○ ○
        The Electronic Throttle Control System-intelligent (ETCS-i) is used. ○ - - - -
        The Dual Variable Valve Timing- intelligent (Dual VVT-i) is used. ○ - - - ○
        The starter control is used.* ○ - - - -

        • *: Models with entry and start system