6 cylinder engines
Disconnect the wire from the minus AB. Relieve fuel pressure.
Remove the right and left support brackets and then the air intake duct.
Remove the engine compartment support bracket.
Remove the upper air filter mounting bolts, and then the upper air filter.
Remove the lower air filter housing mounting bolts, then push the housing back and pull it out.
Remove the top vent hose and then the right fuel line bracket.
Attention. When assembling, install the new cable clamp in the same position as the original.
Remove the bolts securing the engine wiring harness clamp and secure the harness to the side.
Disconnect the plugs of the throttle valve potentiometer, thermal switch and idle speed control valve.
Remove the idle speed control valve, then disconnect the vacuum hoses going to the carbon filter.
Remove the bolts securing the intake air temperature sensor and set aside.
Disconnect the air flow sensor connectors, then the two knock sensor connectors.
Disconnect the fuel return pipes, then the pressure regulator vacuum hose.
Remove the fuel line mounting bolts, and then the fuel line assembly with the injectors.
When installing, use new O-rings and make sure that the injectors are correctly connected to the fuel line. Install them assembled with the line and tighten the bolts to 1 Nm.
Using new gaskets, connect the fuel supply and return pipes. Tighten screw connection to 26 Nm.
Connect all wires and vacuum hoses. Install the air filter housing, air ducts and secure the wires correctly.
Install support bracket. Start the engine and check for fuel leaks.
1 pressure regulator
2 Ring pipeline
3 Fuel injector
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